Atlassian’s Superhero Moment: Squashing a Max Severity Bug in Apache Tika! 🚨
Atlassian swoops in to save the day, fixing a maximum-severity flaw, CVE-2025-66516, in Apache Tika that could let attackers waltz through XML External Entity injection vulnerabilities. So, remember to update your Tika-core to keep those pesky cyber intruders at bay!

Hot Take:
Who would have thought that the humble Tika, best known for its diligent document parsing, would end up moonlighting as a secret agent for XML External Entities? Looks like even software wants to live dangerously these days. Atlassian’s swift updates might have saved Tika from a life of espionage, but who’s going to save us from having to update everything, all the time?
Key Points:
- Atlassian released updates to fix multiple critical vulnerabilities, including a CVE-2025-66516 in Apache Tika.
- CVE-2025-66516 has a CVSS score of 10.0, enabling XXE injection via crafted XFA files in PDFs.
- The vulnerability affects multiple Tika modules, including tika-core, tika-pdf-module, and tika-parsers.
- The flaw was initially associated with the PDF parser but is rooted in tika-core, expanding affected packages.
- Other vulnerabilities addressed include prototype pollution in Jira and Confluence, with fixes provided.
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