[UPDATE] [low] Python (CPython Zipfile Module): Vulnerability allows file manipulation
A remote, anonymous attacker can exploit a vulnerability in the zipfile module of CPython to manipulate files.
CSIRTS triage
- What
- A remote, anonymous attacker can exploit a vulnerability in the zipfile module of CPython to manipulate files.
- Who is affected
- Remote deployments of CPython are affected.
- Urgency
- Remediation is low urgency as the severity is low and exploitation is not currently active.
- Action
- No immediate action required.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2025-2230
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2025-82910.35% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 27% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2025-8291 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- unknownMultiple vulnerabilities in IBM products (July 3, 2026)cert-fr-avis
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