What is CVE-2026-52747?

CVE-2026-52747 is a high-severity vulnerability in Owasp-modsecurity Modsecurity, classified under CWE-180. CVSS score: 8.6/10. Published 2026-07-10.

How severe is CVE-2026-52747?

High severity. CVSS v3 base score is 8.6 out of 10.

Vulnerability in Owasp-modsecurity Modsecurity

CVE-2026-52747

ModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx. Prior to 3.0.16, the multipart/form-data request body parser in libmodsecurity silently removes embedded line breaks from non-fi…

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N.

Affected products

Owasp-modsecurity Modsecurity — versions < 3.0.16

Weakness classification (CWE)

CWE-180

References

security-advisories@github.com (x_refsource_CONFIRM)
security-advisories@github.com (x_refsource_MISC)
security-advisories@github.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-52747?: CVE-2026-52747 is a high-severity vulnerability in Owasp-modsecurity Modsecurity, classified under CWE-180. CVSS score: 8.6/10. Published 2026-07-10.
How severe is CVE-2026-52747?: High severity. CVSS v3 base score is 8.6 out of 10.