Apache Tika’s Terrifying Flaw: XXE Vulnerability Rated 10/10 for Maximum Chaos!
Beware the XML external entity attack lurking in Apache Tika! CVE-2025-66516 is a heavyweight contender with a perfect 10.0 CVSS score. Like a ninja, it sneaks in through crafted XFA files in PDFs. To all Tika users, update now or face the wrath of this digital mischief-maker.

Hot Take:
Looks like Apache Tika has been busy opening Pandora’s box of vulnerabilities! When software gets a CVSS rating of 10.0, you know it’s the Michael Jordan of security flaws. It’s almost like Tika decided to audition for a role in a cybersecurity horror movie. Stay vigilant, folks, because this bug is scarier than a tech support scam call from “Microsoft.” Time to patch up that Tika before it turns your server into an all-you-can-eat buffet for hackers!
Key Points:
- Apache Tika has a critical XXE vulnerability rated a perfect 10 on the CVSS scale.
- The flaw, CVE-2025-66516, allows XXE injection via a crafted XFA file in PDFs.
- The affected packages include tika-core, tika-pdf-module, and tika-parsers.
- Users must update to patched versions to avoid becoming hacker bait.
- This vulnerability expands the scope of a previously patched flaw, CVE-2025-54988.
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