wummel patool Gzip Extraction fileutil.py extract_gzip symlink
- Exploited
- No known exploitation
- Fix
- No fix listed
- Who is exposed
- Not reported
- Last modified
- FIRST's estimate of the chance attackers exploit it in the next 30 days, updated daily.What do these mean? →
- 0.14% · 3rd percentile
- A 0-100 score for how much a CVE matters across the industry: exploitation, exposure, how widely the software is used, severity and whether a fix exists.What do these mean? →
- 10/100 · provisional
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
The wummel patool 4.1.0 archive tool has a flaw in how its gzip extraction handler follows symbolic links during extraction. An attacker with local access and low-privilege login can exploit it to write or modify files outside the intended extraction directory, though the impact is limited to integrity and availability.
Written by anthropic/claude-haiku-5.5 from the sources below. Verify against them.
Read the original description
A vulnerability has been found in wummel patool 4.1.0. This vulnerability affects the function extract_gzip of the file patoolib/fileutil.py of the component Gzip Extraction Handler. The manipulation leads to symlink following. Local access is required to approach this attack. The researcher claims to have submitted a GHSA on the repository of the project.
cve.now Index
- Exploitation?/40Unknown. No CISA SSVC exploitation rating yet
- Exposure?/25Unknown. No advisory context yet
- Reach?/20Unknown. No tracked technology or package matched
- Severity4.8/10CVSS 4.8
- No patch5/5No patch listed yet
What would change the score
- Would score about 65 if added to CISA KEV
- Would score about 60 if CISA's SSVC rates exploitation active
- Would score about 32 if advisories confirm default setups are exposed
Timeline
- CVE published
- First seen by cve.now
Affected versions
- wummel patool
4.1.0
Evidence 6
- Advisory
- Advisory
- Advisory
- Advisory
- Advisory
- Repository
Corrections
None so far.
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Questions about CVE-2026-124584
Is CVE-2026-124584 being exploited?
It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.Source: cve.now feed data
Which versions are affected by CVE-2026-124584?
patool: version 4.1.0.Source: cve.now feed data