CVE-2023-39136

Name: CVE-2023-39136
Creator: NVD / NIST
Published: 2023-08-30T22:15:08.977+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.36%

Last modified Jun 17, 2026

CVE-2023-39136 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. An unhandled edge case in the component _sanitizedPath of ZipArchive v2.5.4 allows attackers to cause a Denial of Service (DoS) via a crafted zip file.. EPSS estimates a 0.36% chance of exploitation in the next 30 days.

Description

An unhandled edge case in the component _sanitizedPath of ZipArchive v2.5.4 allows attackers to cause a Denial of Service (DoS) via a crafted zip file.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS Probability

0.36%

28.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-703

Affected Software

Vendor	Product	Versions
Ziparchive Project	Ziparchive	2.5.4

References

https://blog.ostorlab.co/zip-packages-exploitation.htmlExploit, Third Party Advisory
https://github.com/ZipArchive/ZipArchive/issues/680Exploit, Issue Tracking, Patch, Vendor Advisory
https://ostorlab.co/vulndb/advisory/OVE-2023-2Exploit, Third Party Advisory
https://security.snyk.io/research/zip-slip-vulnerabilityThird Party Advisory
https://blog.ostorlab.co/zip-packages-exploitation.htmlExploit, Third Party Advisory
https://github.com/ZipArchive/ZipArchive/issues/680Exploit, Issue Tracking, Patch, Vendor Advisory
https://ostorlab.co/vulndb/advisory/OVE-2023-2Exploit, Third Party Advisory
https://security.snyk.io/research/zip-slip-vulnerabilityThird Party Advisory

Timeline

Published: Aug 30, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-39136?

An unhandled edge case in the component _sanitizedPath of ZipArchive v2.5.4 allows attackers to cause a Denial of Service (DoS) via a crafted zip file.

How severe is CVE-2023-39136?

CVE-2023-39136 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.36% probability of exploitation in the next 30 days.

How do I fix CVE-2023-39136?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-39136?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST