Vulnerability details
CVE-2022-26134
Actively exploited
Atlassian Confluence Data CenterAtlassian Confluence Server
CVSS 3.1
9.8Critical
Official description
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 7.17.4, and from 7.18.0 before 7.18.1.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 9.8Critical | 3.1 | CISA ADP / Vulnrichment (CISA-ADP) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Atlassian | Confluence Data Center | v < 7.18.1 | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Data Center | v < 7.4.17 | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Data Center | v < 7.13.7 | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Data Center | v < 7.14.3 | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Data Center | v < 7.15.2 | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Data Center | v < 7.16.4 | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Data Center | v < 7.17.4 | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Data Center | 7.13.0 ≤ v | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Data Center | 7.14.0 ≤ v | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Data Center | 7.15.0 ≤ v | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Data Center | 7.16.0 ≤ v | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Data Center | 7.17.0 ≤ v | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Data Center | 7.18.0 ≤ v | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Data Center | next of 1.3.0 ≤ v | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Server | v < 7.18.1 | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Server | v < 7.4.17 | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Server | v < 7.13.7 | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Server | v < 7.14.3 | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Server | v < 7.15.2 | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Server | v < 7.16.4 | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Server | v < 7.17.4 | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Server | 7.13.0 ≤ v | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Server | 7.14.0 ≤ v | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Server | 7.15.0 ≤ v | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Server | 7.16.0 ≤ v | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Server | 7.17.0 ≤ v | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Server | 7.18.0 ≤ v | CVEProject cvelistV5 (CNA) |
| Atlassian | Confluence Server | next of 1.3.0 ≤ v | CVEProject cvelistV5 (CNA) |
References and advisories
7- https://jira.atlassian.com/browse/CONFSERVER-79016 x_refsource_MISC
- http://packetstormsecurity.com/files/167432/Confluence-OGNL-Injection-Proof-Of-Concept.html x_refsource_MISC
- http://packetstormsecurity.com/files/167430/Confluence-OGNL-Injection-Remote-Code-Execution.html x_refsource_MISC
- http://packetstormsecurity.com/files/167431/Through-The-Wire-CVE-2022-26134-Confluence-Proof-Of-Concept.html x_refsource_MISC
- http://packetstormsecurity.com/files/167449/Atlassian-Confluence-Namespace-OGNL-Injection.html x_refsource_MISC
- https://confluence.atlassian.com/doc/confluence-security-advisory-2022-06-02-1130377146.html x_refsource_MISC
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-26134 government-resource
Kolun on Telegram @kolunsec
Exploited CVEs, key news and a daily digest
Alerts for this product's next CVEsFollow the product to get new vulnerabilities on Telegram.
Details
- Published
- 2022-06-04
- Last updated
- 2025-10-22
- State
- Published
- Assigner (CNA)
- atlassian
- Kolun priority
- 90 · Critical
CISA KEV catalog
- Date added
- 2022-06-02
- Due date
- 2022-06-06
- Used in ransomware
- Yes
Exploit prediction (EPSS)
99.99%
Probability of exploitation in 30 days
99.9%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- Active
- Technical impact
- Total
Weaknesses (CWE)
- CWE-917Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection')