CVE-2022-26134

First PoC 2022-06-10
1287 days →Metasploit 2025-12-17
304 days →First cited attacker 2026-10-17

Exploited in the wild: Yesadded 2022-06-02 · due 2022-06-06 · known ransomware use. An observation, not a forecast.
EPSS · 30-day forecast: 100.0%Chance of exploitation in the next 30 days, 100th percentile of all CVEs. A forecast; KEV outranks it.
CVSS · NVD: not stated by sourcesNo NVD record yet.
Internet exposure: not stated by sourcesNo exposure census on this CVE's dispatches.

Exploits

3 known · links only

Metasploit1

Atlassian Confluence Namespace OGNL Injection ↗
This module exploits an OGNL injection in Atlassian Confluence servers. A specially crafted URI can be used to evaluate an OGNL expression resulting in OS command execution.
ruby · seen 2026-10-18

Exploit-DB1

Confluence Data Center 7.18.0 - Remote Code Execution (RCE) ↗
created 2022-06-10

Nuclei1

Confluence - Remote Code Execution ↗
Confluence Server and Data Center is susceptible to an unauthenticated remote code execution vulnerability.
yaml · seen 2026-10-18

On the wire

0 dispatches

No dispatch on our wire has named this CVE yet.

Cited as exploited by

Water Sigbin
1. “A recent campaign by the 8220 gang, who have been known to exploit the newly discovered critical Confluence vulnerability (CVE-2022-26134), targeted one of our honeypots.”
  cited as exploiting · source: blog.aquasec.com ↗ · 2026-10-17
2. “CVE-2022-26134 – Atlassian Confluence Server RCE”
  cited as exploiting · named nearby · source: imperva.com ↗ · 2026-10-17
3. “Through a meticulously orchestrated operation, the group has been exploiting well-known vulnerabilities, including CVE-2021-44228 and CVE-2022-26134, underscoring a persistent threat to cloud environments worldwide.”
  cited as exploiting · named nearby · source: uptycs.com ↗ · 2026-10-17
Lilac Typhoon
1. “Multiple adversaries and nation-state actors, including DEV-0401 and DEV-0234, are taking advantage of the Atlassian Confluence RCE vulnerability CVE-2022-26134.”
  cited as exploiting · source: twitter.com ↗ · 2026-10-17
BRONZE STARLIGHT
1. “Multiple adversaries and nation-state actors, including DEV-0401 and DEV-0234, are taking advantage of the Atlassian Confluence RCE vulnerability CVE-2022-26134.”
  cited as exploiting · source: twitter.com ↗ · 2026-10-17
DragonForce
1. “So far, DragonForce and its supporters have predominantly targeted victims using the following techniques: DDoS Website defacement Compromising VPN portals with stolen credentials Targeting web application vulnerabilities Exploiting the recent Atlassian Confluence vulnerability (CVE-2022-26134)”
  cited as exploiting · source: fortinet.com ↗ · 2026-10-17

Each actor is cited by the quoted source, linked under the quote. A citation is that source's claim, not our confirmation.

References

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