What is CVE-2026-42657?

CVE-2026-42657 is a medium-severity vulnerability in Wasiliy Strecker Contest Gallery, classified under Improper Validation of Specified Quantity in Input. CVSS score: 5.3/10. Published 2026-06-15.

How severe is CVE-2026-42657?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Wasiliy Strecker Contest Gallery

CVE-2026-42657

Unauthenticated Other Vulnerability Type in Contest Gallery <= 28.1.7 versions.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Affected products

Wasiliy Strecker Contest Gallery — versions n/a

Weakness classification (CWE)

CWE-1284 — Improper Validation of Specified Quantity in Input

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2026-42657?: CVE-2026-42657 is a medium-severity vulnerability in Wasiliy Strecker Contest Gallery, classified under Improper Validation of Specified Quantity in Input. CVSS score: 5.3/10. Published 2026-06-15.
How severe is CVE-2026-42657?: Medium severity. CVSS v3 base score is 5.3 out of 10.