coraza

Coraza - Web Application Firewall Coraza is an open source, enterprise-grade, high performance Web Application Firewall WAF ready to protect your beloved applications. It is written in Go, supports ModSecurity SecLang rulesets and is 100% compatible with the OWASP Core Rule Set v4. Website:...

log4shell-coraza

Log4Shell Security Lab — nginx + Coraza WAF Educational / defensive purpose : this lab contains a deliberately vulnerable app Log4j 2.14.1 and a JNDI exploit kit, ONLY for learning how to detect and block Log4Shell in an isolated environment. Do not deploy to the Internet, do not use to attack...

CVE-2026-41504

OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. From 3.0.0 until 3.8.0, the Native audit-log formatter in internal/auditlog/formats.go writes attacker-influenced request and response fields without neutralizing carriage returns or line feeds. When...

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-2026-41510

OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. From 3.0.0 until 3.8.1, Coraza silently drops arguments after SecArgumentsLimit in internal/corazawaf/transaction.go, while internal/bodyprocessors/urlencoded.go writes ARGSPOST without enforcing the cap. The fl...

CVE-2026-104774

OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. From 3.0.0 until 3.8.0, the t:jsDecode transformation in internal/transformations/jsdecode.go:64-70 includes the backslash in the octal buffer, causing ParseInt to fail and return a null byte. The flaw is...

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...

EUVD-2026-97828

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...

CVE-2026-41504

The OWASP Coraza WAF library (versions 3.0.0 through 3.7.0 ) is vulnerable to CRLF injection within its Native audit-log formatter. Specifically, the file internal/auditlog/formats.go fails to neutralize carriage returns ( ) and line feeds ( ) in attacker-influenced request/response bodies, heade...

CVE-2026-41504 OWASP Coraza WAF: Native audit-log format allows CRLF injection and log forgery via request body and header fields

OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. From 3.0.0 until 3.8.0, the Native audit-log formatter in internal/auditlog/formats.go writes attacker-influenced request and response fields without neutralizing carriage returns or line feeds. When...

EUVD-2026-97826

OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. From 3.0.0 until 3.8.0, the Native audit-log formatter in internal/auditlog/formats.go writes attacker-influenced request and response fields without neutralizing carriage returns or line feeds. When...

CVE-2026-41504 OWASP Coraza WAF: Native audit-log format allows CRLF injection and log forgery via request body and header fields

OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. From 3.0.0 until 3.8.0, the Native audit-log formatter in internal/auditlog/formats.go writes attacker-influenced request and response fields without neutralizing carriage returns or line feeds. When...

CVE-2026-104774

The OWASP Coraza WAF library (versions 3.0.0 through 3.7.0 ) contains an off-by-one error in the t:jsDecode transformation within internal/transformations/js_decode.go. The flaw occurs because the code incorrectly includes the backslash character in the octal number buffer during parsing. This ca...

CVE-2026-104774 OWASP Coraza WAF: jsDecode Off-by-One in Octal Escape Handling Enables WAF Bypass

OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. From 3.0.0 until 3.8.0, the t:jsDecode transformation in internal/transformations/jsdecode.go:64-70 includes the backslash in the octal buffer, causing ParseInt to fail and return a null byte. The flaw is...

CVE-2026-104774 OWASP Coraza WAF: jsDecode Off-by-One in Octal Escape Handling Enables WAF Bypass

OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. From 3.0.0 until 3.8.0, the t:jsDecode transformation in internal/transformations/jsdecode.go:64-70 includes the backslash in the octal buffer, causing ParseInt to fail and return a null byte. The flaw is...

CVE-2026-104774

OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. From 3.0.0 until 3.8.0, the t:jsDecode transformation in internal/transformations/jsdecode.go:64-70 includes the backslash in the octal buffer, causing ParseInt to fail and return a null byte. The flaw is...

EUVD-2026-97825

OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. From 3.0.0 until 3.8.0, the t:jsDecode transformation in internal/transformations/jsdecode.go:64-70 includes the backslash in the octal buffer, causing ParseInt to fail and return a null byte. The flaw is...

CVE-2026-41510 OWASP Coraza WAF: Silent argument drop at ArgumentLimit allows bypass of ARGS-targeted rules via parameter flooding

OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. From 3.0.0 until 3.8.1, Coraza silently drops arguments after SecArgumentsLimit in internal/corazawaf/transaction.go, while internal/bodyprocessors/urlencoded.go writes ARGSPOST without enforcing the cap. The fl...