CVE Catalog

CVE-2025-49176

HighCVSS 7.3
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.30%

21th percentile - higher than 21% of all known CVEs

Summary

A flaw was found in the Big Requests extension where the request length is multiplied by 4 before checking against the maximum allowed size, potentially causing an integer overflow and bypassing the size check.

Risk Assessment

The risk is that an attacker could send a request exceeding the size limit, potentially leading to server overload or other unintended consequences.

Recommendation

Update the Big Requests extension to the latest version that includes a fix for this vulnerability.

Related vulnerabilities

Original NVD description (English source)

A flaw was found in the Big Requests extension. The request length is multiplied by 4 before checking against the maximum allowed size, potentially causing an integer overflow and bypassing the size check.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS