How severe is CVE-2023-39136?

CVE-2023-39136 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2023-39136 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-39136?

CVE-2023-39136 affects Ziparchive Project Ziparchive. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-39136?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-39136 published?

CVE-2023-39136 was published on 2023-08-30 and last updated on 2026-06-17.

CVE-2023-39136

CVE-2023-39136 is a medium-severity vulnerability in Ziparchive Project Ziparchive with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-703.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-703
Affected product: Ziparchive Project Ziparchive
Published: 2023-08-30
Last modified: 2026-06-17

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.

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 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2023-39136 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-39136?: CVE-2023-39136 affects Ziparchive Project Ziparchive. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-39136?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-39136 published?: CVE-2023-39136 was published on 2023-08-30 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ziparchive_project:ziparchive:2.5.4:*:*:*:*:*:*:*

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