PT-2026-118296

Coraza: Truncated multipart body bypasses MULTIPART STRICT ERROR rule 200003 via silent io.ErrUnexpectedEOF handling in github.com/corazawaf/coraza...

CVE-2026-41508

OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. From 3.4.0 until 3.8.0, the multipart processor in internal/bodyprocessors/multipart.go treats io.ErrUnexpectedEOF as nonfatal without setting MULTIPARTSTRICTERROR. A remote attacker can submit a truncated...

CVE-2026-41508 OWASP Coraza WAF: Truncated multipart body bypasses MULTIPART_STRICT_ERROR (rule 200003) via silent io.ErrUnexpectedEOF handling

OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. From 3.4.0 until 3.8.0, the multipart processor in internal/bodyprocessors/multipart.go treats io.ErrUnexpectedEOF as nonfatal without setting MULTIPARTSTRICTERROR. A remote attacker can submit a truncated...

CVE-2026-41508 OWASP Coraza WAF: Truncated multipart body bypasses MULTIPART_STRICT_ERROR (rule 200003) via silent io.ErrUnexpectedEOF handling

OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. From 3.4.0 until 3.8.0, the multipart processor in internal/bodyprocessors/multipart.go treats io.ErrUnexpectedEOF as nonfatal without setting MULTIPARTSTRICTERROR. A remote attacker can submit a truncated...

CVE-2026-41508

The OWASP Coraza WAF library (versions >= 3.4.0, ≤ 3.7.0 ) contains a vulnerability where the multipart body processor in internal/bodyprocessors/multipart.go treats io.ErrUnexpectedEOF as a nonfatal condition without setting the MULTIPART_STRICT_ERROR flag. This occurs across the filesystem-b...

GHSA-R3RM-QPHW-HH76 Coraza: Truncated multipart body bypasses MULTIPART_STRICT_ERROR (rule 200003) via silent io.ErrUnexpectedEOF handling

Root Cause File: internal/bodyprocessors/multipart.go since commit 3347961b, PR 1453 "feat: ignore unexpected EOF in MIME multipart request body processor", merged 2026-03-06, first shipped in v3.4.0. The multipart body processor treats io.ErrUnexpectedEOF as a benign condition. Three sites are...

Coraza: Truncated multipart body bypasses MULTIPART_STRICT_ERROR (rule 200003) via silent io.ErrUnexpectedEOF handling

Root Cause File: internal/bodyprocessors/multipart.go since commit 3347961b, PR 1453 "feat: ignore unexpected EOF in MIME multipart request body processor", merged 2026-03-06, first shipped in v3.4.0. The multipart body processor treats io.ErrUnexpectedEOF as a benign condition. Three sites are...

PT-2026-107376

Name of the Vulnerable Software and Affected Versions OWASP Coraza WAF versions 3.4.0 through 3.7.0 Description The multipart processor in internal/bodyprocessors/multipart.go incorrectly treats io.ErrUnexpectedEOF as a non-fatal condition without setting the MULTIPART STRICT ERROR flag. This...