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CVE-2022-26134

critical

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.

References

http://packetstormsecurity.com/files/167432/Confluence-OGNL-Injection-Proof-Of-Concept.html

http://packetstormsecurity.com/files/167431/Through-The-Wire-CVE-2022-26134-Confluence-Proof-Of-Concept.html

https://www.cisa.gov/news-events/cybersecurity-advisories/aa24-317a

https://www.theregister.com/2024/09/05/uncle_sam_charges_russian_gru/

https://securelist.com/vulnerability-report-q1-2024/112554/

https://www.cadosecurity.com/spinning-yarn-a-new-linux-malware-campaign-targets-docker-apache-hadoop-redis-and-confluence/

https://www.cadosecurity.com/blog/spinning-yarn-a-new-linux-malware-campaign-targets-docker-apache-hadoop-redis-and-confluence

https://thehackernews.com/2024/03/hackers-exploit-misconfigured-yarn.html

https://isc.sans.edu/diary/rss/30704

https://meterpreter.org/linux-windows-users-beware-8220-gangs-crypto-assault/

https://www.greynoise.io/blog/spike-in-atlassian-exploitation-attempts-patching-is-crucial

https://www.imperva.com/blog/imperva-detects-undocumented-8220-gang-activities/?web_view=true

https://cyware.com/resources/research-and-analysis/beneath-the-surface-avoslockers-ransomware-as-a-service-and-cybercrime-tactics-f14f

https://www.cisa.gov/news-events/cybersecurity-advisories/aa23-215a

https://thehackernews.com/2023/03/from-ransomware-to-cyber-espionage-55.html

https://www.mandiant.com/resources/blog/zero-days-exploited-2022

https://www.tenable.com/cyber-exposure/tenable-2022-threat-landscape-report

https://www.aquasec.com/blog/8220-gang-confluence-vulnerability-cve-2022-26134/

https://www.tenable.com/cyber-exposure/a-look-inside-the-ransomware-ecosystem

https://www.volexity.com/blog/2022/06/15/driftingcloud-zero-day-sophos-firewall-exploitation-and-an-insidious-breach/

https://www.broadcom.com/support/security-center/protection-bulletin/cve-2022-26134-atlassian-confluence-vulnerability-exploited-in-the-wild

https://www.cisa.gov/news-events/alerts/2022/06/02/atlassian-releases-security-advisory-confluence-server-and-data

https://www.tenable.com/blog/cve-2023-22515-zero-day-vulnerability-in-atlassian-confluence-data-center-and-server-exploited

https://www.tenable.com/blog/aa23-215a-2022s-top-routinely-exploited-vulnerabilities

https://www.tenable.com/blog/cisa-top-20-cves-exploited-peoples-republic-of-china-state-sponsored-actors-aa22-279a

https://www.tenable.com/blog/cve-2022-26134-zero-day-vulnerability-in-atlassian-confluence-server-and-data-center-exploited

https://jira.atlassian.com/browse/CONFSERVER-79016

https://confluence.atlassian.com/doc/confluence-security-advisory-2022-06-02-1130377146.html

http://packetstormsecurity.com/files/167449/Atlassian-Confluence-Namespace-OGNL-Injection.html

http://packetstormsecurity.com/files/167430/Confluence-OGNL-Injection-Remote-Code-Execution.html

Details

Source: Mitre, NVD

Published: 2022-06-03

Updated: 2025-02-09

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.94426

Vulnerability Watch

Tenable Research has classified this CVE under the following Vulnerability Watch classification, which includes active and historical (inactive) classifications. You can learn more about these classifications on our blog.

Vulnerability Being Monitored