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Atlassian security patch release for CVE-2025-66516

Security Patch Release
First reported
Last updated
Happening score
H score 44
1 unique sources, 1 articles

Summary

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Atlassian released December 2025 patches for roughly 30 third-party vulnerabilities, reducing exposure across Bamboo, Bitbucket, Confluence, Crowd, Fisheye/Crucible, Jira, and Jira Service Management. The bundle includes critical-severity flaws, led by CVE-2025-66516 in Apache Tika. That issue is a CVSS 10.0 XXE injection bug that can be triggered through crafted XFA files inside PDF files and may lead to information leaks, DoS, SSRF, or RCE. Atlassian advised users to apply the patches as soon as possible.

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Timeline

  1. 15.12.2025 13:00 2 articles · 6mo ago

    Atlassian releases December 2025 patches for third-party vulnerabilities

    Mitigation Patch Update

    Atlassian released fixes for roughly 30 third-party vulnerabilities across Bamboo, Bitbucket, Confluence, Crowd, Fisheye/Crucible, Jira, and Jira Service Management, including CVE-2025-66516, a CVSS 10/10 XML External Entity (XXE) injection bug in Apache Tika affecting tika-core, tika-pdf-module, and tika-parsers. The release also addressed CVE-2022-37601 in webpack loader-utils and CVE-2021-39227 in ZRender, with Atlassian advising users to apply the patches as soon as possible.

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