What is CVE-2026-31251?

CVE-2026-31251 is a high-severity vulnerability in N/a, classified under Improper Input Validation. CVSS score: 7.3/10. Published 2026-05-11.

How severe is CVE-2026-31251?

High severity. CVSS v3 base score is 7.3 out of 10.

RCE in N/a

CVE-2026-31251

CosyVoice thru commit 6e01309e01bc93bbeb83bdd996b1182a81aaf11e (2025-30-21) contains an insecure deserialization vulnerability (CWE-502) in its gRPC server component. When the server starts, it loads the speech synthesis model from a user-…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.000 (12.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

N/a — versions n/a

Weakness classification (CWE)

CWE-20 — Improper Input Validation
CWE-94 — Code Injection
CWE-915 — Improperly Controlled Modification of Dynamically-Determined Object Attributes

References

cve@mitre.org
cve@mitre.org

Frequently asked questions

What is CVE-2026-31251?: CVE-2026-31251 is a high-severity vulnerability in N/a, classified under Improper Input Validation. CVSS score: 7.3/10. Published 2026-05-11.
How severe is CVE-2026-31251?: High severity. CVSS v3 base score is 7.3 out of 10.