High8.5Red Hat & Ubuntu Linux

Unhardened SAXParser in content-type detection leads to blind XXE / SSRF / billion-laughs DoS

CVE-2026-12975 Published Jun 10, 2026

CVE-2026-12975

Affected products & platforms

Red Hat & Ubuntu LinuxUnclassified

Summary

Unhardened SAXParser in content-type detection leads to blind XXE / SSRF / billion-laughs DoS. Red Hat rates this important (CVSS 8.5). Weakness: CWE-611. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released.

Mitigation checklist

Recommended fix / mitigation

Red Hat rates this important; a fix erratum may not be out yet — apply the RHSA as soon as it publishes.

Official advisory · high-confidence parse· fetched 5 hours ago·verify at source

Discussion(0)

No comments yet. Share field notes, upgrade gotchas, or questions — verify against the vendor advisory before acting on community advice.