CVE-2023-22515 (GCVE-0-2023-22515)
Vulnerability from cvelistv5 – Published: 2023-10-04 14:00 – Updated: 2026-03-25 14:56
VLAI
EPSS
VEX
Summary
Atlassian has been made aware of an issue reported by a handful of customers where external attackers may have exploited a previously unknown vulnerability in publicly accessible Confluence Data Center and Server instances to create unauthorized Confluence administrator accounts and access Confluence instances.
Atlassian Cloud sites are not affected by this vulnerability. If your Confluence site is accessed via an atlassian.net domain, it is hosted by Atlassian and is not vulnerable to this issue.
Severity
10 (Critical)
SSVC
Exploitation: active
Automatable: yes
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2023-12-09 05:05 UTC
CWE
- BASM (Broken Authentication & Session Management)
- CWE-20 - Improper Input Validation
Assigner
References
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| Atlassian | Confluence Data Center |
Unaffected:
< 8.0.0
Affected: >= 8.0.0 Affected: >= 8.0.1 Affected: >= 8.0.2 Affected: >= 8.0.3 Affected: >= 8.1.3 Affected: >= 8.1.4 Affected: >= 8.2.0 Affected: >= 8.2.1 Affected: >= 8.2.2 Affected: >= 8.2.3 Affected: >= 8.3.0 Affected: >= 8.3.1 Affected: >= 8.3.2 Affected: >= 8.4.0 Affected: >= 8.4.1 Affected: >= 8.4.2 Affected: >= 8.5.0 Affected: >= 8.5.1 Unaffected: >= 8.3.3 Unaffected: >= 8.4.3 Unaffected: >= 8.5.2 |
|
| Atlassian | Confluence Server |
Unaffected:
< 8.0.0
Affected: >= 8.0.0 Affected: >= 8.0.1 Affected: >= 8.0.2 Affected: >= 8.0.3 Affected: >= 8.1.3 Affected: >= 8.1.4 Affected: >= 8.2.0 Affected: >= 8.2.1 Affected: >= 8.2.2 Affected: >= 8.2.3 Affected: >= 8.3.0 Affected: >= 8.3.1 Affected: >= 8.3.2 Affected: >= 8.4.0 Affected: >= 8.4.1 Affected: >= 8.4.2 Affected: >= 8.5.0 Affected: >= 8.5.1 Unaffected: >= 8.3.3 Unaffected: >= 8.4.3 Unaffected: >= 8.5.2 |
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-02T10:13:48.693Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_transferred"
],
"url": "http://packetstormsecurity.com/files/175225/Atlassian-Confluence-Unauthenticated-Remote-Code-Execution.html"
},
{
"tags": [
"x_transferred"
],
"url": "https://confluence.atlassian.com/display/KB/FAQ+for+CVE-2023-22515"
},
{
"tags": [
"x_transferred"
],
"url": "https://confluence.atlassian.com/pages/viewpage.action?pageId=1295682276"
},
{
"tags": [
"x_transferred"
],
"url": "https://jira.atlassian.com/browse/CONFSERVER-92475"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2023-22515",
"options": [
{
"Exploitation": "active"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2023-12-09T05:05:17.297744Z",
"version": "2.0.3"
},
"type": "ssvc"
}
},
{
"other": {
"content": {
"dateAdded": "2023-10-05",
"reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-22515"
},
"type": "kev"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-20",
"description": "CWE-20 Improper Input Validation",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-03-25T14:56:37.404Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"references": [
{
"tags": [
"government-resource"
],
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-22515"
}
],
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "Confluence Data Center",
"vendor": "Atlassian",
"versions": [
{
"status": "unaffected",
"version": "\u003c 8.0.0"
},
{
"status": "affected",
"version": "\u003e= 8.0.0"
},
{
"status": "affected",
"version": "\u003e= 8.0.1"
},
{
"status": "affected",
"version": "\u003e= 8.0.2"
},
{
"status": "affected",
"version": "\u003e= 8.0.3"
},
{
"status": "affected",
"version": "\u003e= 8.1.3"
},
{
"status": "affected",
"version": "\u003e= 8.1.4"
},
{
"status": "affected",
"version": "\u003e= 8.2.0"
},
{
"status": "affected",
"version": "\u003e= 8.2.1"
},
{
"status": "affected",
"version": "\u003e= 8.2.2"
},
{
"status": "affected",
"version": "\u003e= 8.2.3"
},
{
"status": "affected",
"version": "\u003e= 8.3.0"
},
{
"status": "affected",
"version": "\u003e= 8.3.1"
},
{
"status": "affected",
"version": "\u003e= 8.3.2"
},
{
"status": "affected",
"version": "\u003e= 8.4.0"
},
{
"status": "affected",
"version": "\u003e= 8.4.1"
},
{
"status": "affected",
"version": "\u003e= 8.4.2"
},
{
"status": "affected",
"version": "\u003e= 8.5.0"
},
{
"status": "affected",
"version": "\u003e= 8.5.1"
},
{
"status": "unaffected",
"version": "\u003e= 8.3.3"
},
{
"status": "unaffected",
"version": "\u003e= 8.4.3"
},
{
"status": "unaffected",
"version": "\u003e= 8.5.2"
}
]
},
{
"product": "Confluence Server",
"vendor": "Atlassian",
"versions": [
{
"status": "unaffected",
"version": "\u003c 8.0.0"
},
{
"status": "affected",
"version": "\u003e= 8.0.0"
},
{
"status": "affected",
"version": "\u003e= 8.0.1"
},
{
"status": "affected",
"version": "\u003e= 8.0.2"
},
{
"status": "affected",
"version": "\u003e= 8.0.3"
},
{
"status": "affected",
"version": "\u003e= 8.1.3"
},
{
"status": "affected",
"version": "\u003e= 8.1.4"
},
{
"status": "affected",
"version": "\u003e= 8.2.0"
},
{
"status": "affected",
"version": "\u003e= 8.2.1"
},
{
"status": "affected",
"version": "\u003e= 8.2.2"
},
{
"status": "affected",
"version": "\u003e= 8.2.3"
},
{
"status": "affected",
"version": "\u003e= 8.3.0"
},
{
"status": "affected",
"version": "\u003e= 8.3.1"
},
{
"status": "affected",
"version": "\u003e= 8.3.2"
},
{
"status": "affected",
"version": "\u003e= 8.4.0"
},
{
"status": "affected",
"version": "\u003e= 8.4.1"
},
{
"status": "affected",
"version": "\u003e= 8.4.2"
},
{
"status": "affected",
"version": "\u003e= 8.5.0"
},
{
"status": "affected",
"version": "\u003e= 8.5.1"
},
{
"status": "unaffected",
"version": "\u003e= 8.3.3"
},
{
"status": "unaffected",
"version": "\u003e= 8.4.3"
},
{
"status": "unaffected",
"version": "\u003e= 8.5.2"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "an Atlassian customer"
}
],
"descriptions": [
{
"lang": "en",
"value": "Atlassian has been made aware of an issue reported by a handful of customers where external attackers may have exploited a previously unknown vulnerability in publicly accessible Confluence Data Center and Server instances to create unauthorized Confluence administrator accounts and access Confluence instances. \r\n\r\nAtlassian Cloud sites are not affected by this vulnerability. If your Confluence site is accessed via an atlassian.net domain, it is hosted by Atlassian and is not vulnerable to this issue."
}
],
"metrics": [
{
"cvssV3_0": {
"baseScore": 10,
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
"version": "3.0"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "BASM (Broken Authentication \u0026 Session Management)",
"lang": "en",
"type": "BASM (Broken Authentication \u0026 Session Management)"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2023-10-20T16:00:01.026Z",
"orgId": "f08a6ab8-ed46-4c22-8884-d911ccfe3c66",
"shortName": "atlassian"
},
"references": [
{
"url": "http://packetstormsecurity.com/files/175225/Atlassian-Confluence-Unauthenticated-Remote-Code-Execution.html"
},
{
"url": "https://confluence.atlassian.com/display/KB/FAQ+for+CVE-2023-22515"
},
{
"url": "https://confluence.atlassian.com/pages/viewpage.action?pageId=1295682276"
},
{
"url": "https://jira.atlassian.com/browse/CONFSERVER-92475"
}
]
}
},
"cveMetadata": {
"assignerOrgId": "f08a6ab8-ed46-4c22-8884-d911ccfe3c66",
"assignerShortName": "atlassian",
"cveId": "CVE-2023-22515",
"datePublished": "2023-10-04T14:00:00.820Z",
"dateReserved": "2023-01-01T00:01:22.331Z",
"dateUpdated": "2026-03-25T14:56:37.404Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2023-22515",
"date": "2026-10-03",
"epss": "0.99156",
"percentile": "0.99933"
},
"vulnrichment": {
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-02T10:13:48.693Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_transferred"
],
"url": "http://packetstormsecurity.com/files/175225/Atlassian-Confluence-Unauthenticated-Remote-Code-Execution.html"
},
{
"tags": [
"x_transferred"
],
"url": "https://confluence.atlassian.com/display/KB/FAQ+for+CVE-2023-22515"
},
{
"tags": [
"x_transferred"
],
"url": "https://confluence.atlassian.com/pages/viewpage.action?pageId=1295682276"
},
{
"tags": [
"x_transferred"
],
"url": "https://jira.atlassian.com/browse/CONFSERVER-92475"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2023-22515",
"options": [
{
"Exploitation": "active"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2023-12-09T05:05:17.297744Z",
"version": "2.0.3"
},
"type": "ssvc"
}
},
{
"other": {
"content": {
"dateAdded": "2023-10-05",
"reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-22515"
},
"type": "kev"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-20",
"description": "CWE-20 Improper Input Validation",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2024-09-13T18:01:01.747Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"references": [
{
"tags": [
"government-resource"
],
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-22515"
}
],
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "Confluence Data Center",
"vendor": "Atlassian",
"versions": [
{
"status": "unaffected",
"version": "\u003c 8.0.0"
},
{
"status": "affected",
"version": "\u003e= 8.0.0"
},
{
"status": "affected",
"version": "\u003e= 8.0.1"
},
{
"status": "affected",
"version": "\u003e= 8.0.2"
},
{
"status": "affected",
"version": "\u003e= 8.0.3"
},
{
"status": "affected",
"version": "\u003e= 8.1.3"
},
{
"status": "affected",
"version": "\u003e= 8.1.4"
},
{
"status": "affected",
"version": "\u003e= 8.2.0"
},
{
"status": "affected",
"version": "\u003e= 8.2.1"
},
{
"status": "affected",
"version": "\u003e= 8.2.2"
},
{
"status": "affected",
"version": "\u003e= 8.2.3"
},
{
"status": "affected",
"version": "\u003e= 8.3.0"
},
{
"status": "affected",
"version": "\u003e= 8.3.1"
},
{
"status": "affected",
"version": "\u003e= 8.3.2"
},
{
"status": "affected",
"version": "\u003e= 8.4.0"
},
{
"status": "affected",
"version": "\u003e= 8.4.1"
},
{
"status": "affected",
"version": "\u003e= 8.4.2"
},
{
"status": "affected",
"version": "\u003e= 8.5.0"
},
{
"status": "affected",
"version": "\u003e= 8.5.1"
},
{
"status": "unaffected",
"version": "\u003e= 8.3.3"
},
{
"status": "unaffected",
"version": "\u003e= 8.4.3"
},
{
"status": "unaffected",
"version": "\u003e= 8.5.2"
}
]
},
{
"product": "Confluence Server",
"vendor": "Atlassian",
"versions": [
{
"status": "unaffected",
"version": "\u003c 8.0.0"
},
{
"status": "affected",
"version": "\u003e= 8.0.0"
},
{
"status": "affected",
"version": "\u003e= 8.0.1"
},
{
"status": "affected",
"version": "\u003e= 8.0.2"
},
{
"status": "affected",
"version": "\u003e= 8.0.3"
},
{
"status": "affected",
"version": "\u003e= 8.1.3"
},
{
"status": "affected",
"version": "\u003e= 8.1.4"
},
{
"status": "affected",
"version": "\u003e= 8.2.0"
},
{
"status": "affected",
"version": "\u003e= 8.2.1"
},
{
"status": "affected",
"version": "\u003e= 8.2.2"
},
{
"status": "affected",
"version": "\u003e= 8.2.3"
},
{
"status": "affected",
"version": "\u003e= 8.3.0"
},
{
"status": "affected",
"version": "\u003e= 8.3.1"
},
{
"status": "affected",
"version": "\u003e= 8.3.2"
},
{
"status": "affected",
"version": "\u003e= 8.4.0"
},
{
"status": "affected",
"version": "\u003e= 8.4.1"
},
{
"status": "affected",
"version": "\u003e= 8.4.2"
},
{
"status": "affected",
"version": "\u003e= 8.5.0"
},
{
"status": "affected",
"version": "\u003e= 8.5.1"
},
{
"status": "unaffected",
"version": "\u003e= 8.3.3"
},
{
"status": "unaffected",
"version": "\u003e= 8.4.3"
},
{
"status": "unaffected",
"version": "\u003e= 8.5.2"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "an Atlassian customer"
}
],
"descriptions": [
{
"lang": "en",
"value": "Atlassian has been made aware of an issue reported by a handful of customers where external attackers may have exploited a previously unknown vulnerability in publicly accessible Confluence Data Center and Server instances to create unauthorized Confluence administrator accounts and access Confluence instances. \r\n\r\nAtlassian Cloud sites are not affected by this vulnerability. If your Confluence site is accessed via an atlassian.net domain, it is hosted by Atlassian and is not vulnerable to this issue."
}
],
"metrics": [
{
"cvssV3_0": {
"baseScore": 10,
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
"version": "3.0"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "BASM (Broken Authentication \u0026 Session Management)",
"lang": "en",
"type": "BASM (Broken Authentication \u0026 Session Management)"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2023-10-20T16:00:01.026Z",
"orgId": "f08a6ab8-ed46-4c22-8884-d911ccfe3c66",
"shortName": "atlassian"
},
"references": [
{
"url": "http://packetstormsecurity.com/files/175225/Atlassian-Confluence-Unauthenticated-Remote-Code-Execution.html"
},
{
"url": "https://confluence.atlassian.com/display/KB/FAQ+for+CVE-2023-22515"
},
{
"url": "https://confluence.atlassian.com/pages/viewpage.action?pageId=1295682276"
},
{
"url": "https://jira.atlassian.com/browse/CONFSERVER-92475"
}
]
}
},
"cveMetadata": {
"assignerOrgId": "f08a6ab8-ed46-4c22-8884-d911ccfe3c66",
"assignerShortName": "atlassian",
"cveId": "CVE-2023-22515",
"datePublished": "2023-10-04T14:00:00.820Z",
"dateReserved": "2023-01-01T00:01:22.331Z",
"dateUpdated": "2026-03-25T14:56:37.404Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…