DiskCache (python-diskcache) through 5.6.3 uses Python pickle for serialization by…
Priority HIGH 82CWE-94Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 2 fixed, 2 without a fix
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-94.
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.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00599 48th percentileScored 2026-11-07
Fix Partial Red Hat: 2 advisoriesRed Hat: 2 fixed, 2 without a fix
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | diskcache (PyPI) | up to 5.6.3 | — | No fix listed | GHSA-w8v5-vhqr-4h9v |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- diskcache (PyPI) Vendor— Affected up to 5.6.3 Fixed in — No fix listed GHSA-w8v5-vhqr-4h9v
Remediation
Red Hat 2 advisories
- RHSA-2026:36350 Released 2026-07-07 · Red Hat rating Importantsatellite/foreman-mcp-server-rhel9 container image available as a Technology Preview
- Red Hat Satellite 6.18 registry.redhat.io/satellite/foreman-mcp-server-rhel9
- RHSA-2026:3713 Released 2026-03-04 · Red Hat rating CriticalRHOAI 3.3 - Red Hat OpenShift AI
- Red Hat OpenShift AI 3.3 registry.redhat.io/rhoai/odh-built-in-detector-rhel9, registry.redhat.io/rhoai/odh-dashboard-rhel9, registry.redhat.io/rhoai/odh-data-science-pipelines-argo-argoexec-rhel9 +47
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat AI Inference Server | Affected | No fix yet |
| Red Hat OpenShift AI (RHOAI) | Affected | No fix planned: Will not fix |
| Red Hat OpenShift AI 3.3 | Fixed | RHSA-2026:3713 |
| Red Hat Satellite 6.18 | Fixed | RHSA-2026:36350 |
Not affected: 4 products
- Red Hat AI Inference Server
- Red Hat Enterprise Linux AI (RHEL AI) 3
- Red Hat OpenShift AI (RHOAI)
- Red Hat OpenShift AI 3.3
Timeline
- 2026-10-02 Threatist record created from CVE-2025-69872
- 2026-10-03 Alias added: GHSA-w8v5-vhqr-4h9v
References
Sources
- CVE-2025-69872 · CVE Program
- CVE-2025-69872 · NVD
- FIRST EPSS
- GHSA-w8v5-vhqr-4h9v · GitHub Advisory Database · CC BY 4.0
- CVE-2025-69872 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences