CVE detail

CVE-2023-31102 — CVE-2023-31102

Published 2023-11-03 · Modified 2026-06-17 · Vendor 7-zip · Product 7-zip · Source nvd

HIGH

severity

CVSS-derived band

7.8

CVSS v3

0–10 scale

0.7104

EPSS probability

exploitation probability, 30d

99.0%

EPSS percentile

percentile vs all CVEs

NOT LISTED

CISA KEV

known exploited catalog

Description

Ppmd7.c in 7-Zip before 23.00 allows an integer underflow and invalid read operation via a crafted 7Z archive.

Remediation

No vendor-published fix data in our corpus for this CVE. Check the references below or the vendor's PSIRT / security advisories page.

References

NVD entry ↗
CVE.org record ↗

cvedb.io · NVD · CISA KEV · FIRST EPSS · vendor advisories (CVE Program List v5). Informational only, no warranty — verify every remediation against the vendor advisory before acting on it. This product uses data from the NVD API but is not endorsed or certified by the NVD, CISA, FIRST.org or any vendor named. CVE® is a registered trademark of The MITRE Corporation.