CVE-2025-69872
Critical · CVSS 9.8python-diskcache (DiskCache) — Pickle deserialization arbitrary code execution (CWE-94, CWE-502)
- CVSS
- 9.8
- nvd
- EPSS
- —
- KEV
- No
- Class
- oss containerizable
- CWE-94, CWE-502
Description
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.
Search profile — drives PoC discovery
Symbols picklediskcacheCacheFanoutCacheDiskCachedisk.getdisk.putpickle.loadspickle.dumpsEVICTION_POLICYcache.getcache.set__reduce__
Keywords CVE-2025-69872diskcache pickle deserializationpython-diskcache RCEdiskcache arbitrary code executiondiskcache pickle exploitdiskcache cache directory writediskcache 5.6.3 vulnerabilityEthanKim88 diskcachegrantjenks python-diskcache CVE
Versions: through 5.6.3
References
- https://github.com/EthanKim88/ethan-cve-disclosures/blob/main/CVE-2025-69872-DiskCache-Pickle-Deserialization.md
- https://github.com/grantjenks/python-diskcache
- https://access.redhat.com/errata/RHSA-2026:3713
- 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
Status: enriched · ingested 2026-06-30T06:00:22.000Z · profiled 2026-06-30T18:30:14.000Z