Deserialization of untrusted data in cryptidy
Priority HIGH 73CWE-502Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-502.
Summary
cryptidy through 1.2.4 allows code execution via untrusted data because pickle.loads is used. This occurs in aes_decrypt_message in symmetric_encryption.py.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00252 16th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- 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 |
|---|---|---|---|---|---|
| cryptidy | cryptidy | up to 1.2.4 | — | No fix listed | CNA |
| — | cryptidy (PyPI) | up to 1.2.4 | — | No fix listed | GHSA-97w9-v595-3h5q |
- cryptidy Vendorcryptidy Affected up to 1.2.4 Fixed in — No fix listed CNA
- cryptidy (PyPI) Vendor— Affected up to 1.2.4 Fixed in — No fix listed GHSA-97w9-v595-3h5q
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-63675
- 2026-10-03 Alias added: GHSA-97w9-v595-3h5q
References
Sources
- CVE-2025-63675 · CVE Program
- CVE-2025-63675 · NVD
- FIRST EPSS
- GHSA-97w9-v595-3h5q · GitHub Advisory Database · CC BY 4.0
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