🛡️ CVE-2026-7210 on Debian — pypy3

⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

xml.parsers.expat and xml.etree.ElementTree use insufficient entropy for Expat hash-flooding protection, which allows a crafted XML document to trigger hash flooding.\r\n\r\nFully mitigating this vulnerability requires both updating libexpat to 2.8.0 or later and applying this patch.

Distribution advisory

This page covers CVE-2026-7210 as tracked by Debian, for the package pypy3. The fix is available in version 3.13.14-1; earlier versions remain affected.

Affected software

DEBIAN-CVE-2026-7210 is recorded against 6 packages.

  • pypy3
  • python2.7
  • python3.11
  • python3.13 (fixed in 3.13.14-1)
  • python3.14 (fixed in 3.14.6-1)
  • python3.9

Timeline and source

Published on 11 May 2026 and last revised on 11 June 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

security-tracker.debian.org (Advisory)

CVE-2026-7210 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity Unknown
CVSS Score N/A
CVSS Vector N/A
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2026-05-11
Updated 2026-08-12
Modified 2026-06-11
Fix URL N/A

Affected Packages

Software From version Fixed in
pypy3 — —
python2.7 — —
python3.11 — —
python3.13 — 3.13.14-1
python3.14 — 3.14.6-1
python3.9 — —

Exploit Protection

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DEBIAN-CVE-2026-7210 carries CVSS 9.8 Critical rating. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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