CVE-2025-69872

Summary

DiskCache (python-diskcache) through 5.6.3 uses Python pickle for serialization by default. An attacker with write access to the cache directory can achieve arbitrary code execution when a victim application reads from the cache.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: yes
  • Technical Impact: total

python-diskcache: python-diskcache: Arbitrary code execution via insecure pickle deserialization

Additional References

• https://access.redhat.com/security/cve/CVE-2025-69872
• https://bugzilla.redhat.com/show_bug.cgi?id=2439059
• https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-69872.json
• https://access.redhat.com/errata/RHSA-2026:3713

References

• https://github.com/grantjenks/python-diskcache
• https://github.com/EthanKim88/ethan-cve-disclosures/blob/main/CVE-2025-69872-DiskCache-Pickle-Deserialization.md

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