CVE-2025-8291
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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Exploitation outlook
- Low exploitation risk0.35% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 27% of all EPSS-scored CVEs.
Advisory coverage (2)
- low[UPDATE] [low] Python (CPython Zipfile Module): Vulnerability allows file manipulationcert-bund · 2026-07-10
- unknownMultiple vulnerabilities in IBM products (July 3, 2026)cert-fr-avis · 2026-07-03
External references
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[](https://www.csirts.com/cve/CVE-2025-8291)