SARA / Free Tools / CVE / CVE-2022-26134

CVE-2022-26134 — Atlassian Confluence Server and Data Center Remote Code Execution Vulnerability

In affected versions of Confluence Server and Data Center, an OGNL injection vulnerability exists that would allow an unauthenticated attacker to execute arbitrary code on a Confluence Server or Data Center instance. The affected versions are from 1.3.0 before 7.4.17, from 7.13.0

CVSS
EPSS
94.41% (top 0.00%)
CWE
Published
2022-06-03T21:51:57.134Z
Last modified
2025-10-21T23:15:38.769Z
CVSS vector
CISA KEV — Actively Exploited
Added to KEV
2022-06-02
BOD 22-01 due
2022-06-06
Ransomware use
Known

01What is this vulnerability?

In affected versions of Confluence Server and Data Center, an OGNL injection vulnerability exists that would allow an unauthenticated attacker to execute arbitrary code on a Confluence Server or Data Center instance. The affected versions are from 1.3.0 before 7.4.17, from 7.13.0 before 7.13.7, from 7.14.0 before 7.14.3, from 7.15.0 before 7.15.2, from 7.16.0 before 7.16.4, from 7.17.0 before…

02Affected products

VendorProductVersions
AtlassianConfluence Data Centernext of 1.3.0, unspecified, 7.13.0, unspecified, 7.14.0, unspecified, 7.15.0, unspecified, 7.16.0, unspecified, 7.17.0, unspecified, 7.18.0, unspecified
AtlassianConfluence Servernext of 1.3.0, unspecified, 7.13.0, unspecified, 7.14.0, unspecified, 7.15.0, unspecified, 7.16.0, unspecified, 7.17.0, unspecified, 7.18.0, unspecified

03Active exploitation status

Yes — actively exploited. Added to the CISA KEV catalog on 2022-06-02. Ransomware use: Known.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

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07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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