CVE-2023-22527
Actively exploited. CVE-2023-22527 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2024-01-24) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.
Public exploit code is available. Proof-of-concept or working exploit code for CVE-2023-22527 is indexed in Metasploit, GitHub PoC and Nuclei. Expect opportunistic scanning and exploitation attempts — prioritize remediation.
An attacker can exploit multiple vulnerabilities in Atlassian Bamboo, Atlassian Bitbucket, Atlassian Confluence, Atlassian Crucible, Atlassian Fisheye, and Atlassian Jira to execute arbitrary code, conduct a denial of service attack, disclose information, perform a cross-site scripting attack, and bypass security measures.
CSIRTS triage
- What
- Multiple vulnerabilities allow an attacker to execute arbitrary code, conduct denial of service attacks, disclose information, perform cross-site scripting attacks, and bypass security measures.
- Who is affected
- Deployments of Atlassian Bamboo, Bitbucket, Confluence, Crucible, Fisheye, and Jira are affected.
- Urgency
- Remediation is urgent due to the high severity and confirmed exploitation of these vulnerabilities.
- Action
- Apply the latest security patches provided by Atlassian.
AI-assisted analysis generated from the source advisory — verify against the original.
⚡ Watch CVE-2023-22527
Get an email if CVE-2023-22527 is added to CISA KEV, gains public exploit code, or a new advisory cites it — max one per day, one-click unsubscribe.
Exploitation outlook
- Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 100% of all EPSS-scored CVEs.
Exploit availability
Public exploit or proof-of-concept code for CVE-2023-22527 is indexed in these free datasets. Available exploit code raises real-world risk independent of the CVSS score.
- MetasploitA Metasploit Framework module targets this CVE — weaponized, point-and-click exploitation.look it up ↗
- GitHub PoCPublic proof-of-concept repositories on GitHub reference this CVE.look it up ↗
- NucleiA nuclei-templates detection/PoC template exists for this CVE.look it up ↗
Advisory coverage (2)
- high[UPDATE] [high] Atlassian products (Bamboo, Bitbucket, Confluence, Crucible, Fisheye, and Jira): Multiple vuln…cert-bund · 2026-07-07
- criticalexploitedCVE-2023-22527: Atlassian Confluence Data Center and Server Template Injection Vulnerabilitycisa-kev · 2024-01-24
External references
Embed the live status
— this badge updates automatically when the KEV or exploit status changes. How to embed it →
[](https://www.csirts.com/cve/CVE-2023-22527)