CVE-2025-59420

Authlib (Python) prior to 1.6.4 verifies JWS tokens with unknown critical header parameters (crit), violating RFC 7515 must-understand semantics. An attacker could craft a signed token that strict verifiers reject but Authlib accepts, enabling policy bypass, replay, or privilege escalation in mix...

CVE-2025-59420 Authlib: JWS/JWT accepts unknown crit headers (RFC violation → possible authz bypass)

Authlib is a Python library which builds OAuth and OpenID Connect servers. Prior to version 1.6.4, Authlib’s JWS verification accepts tokens that declare unknown critical header parameters crit, violating RFC 7515 “must‑understand” semantics. An attacker can craft a signed token with a critical...

CVE-2025-59420 Authlib: JWS/JWT accepts unknown crit headers (RFC violation → possible authz bypass)

Authlib is a Python library which builds OAuth and OpenID Connect servers. Prior to version 1.6.4, Authlib’s JWS verification accepts tokens that declare unknown critical header parameters crit, violating RFC 7515 “must‑understand” semantics. An attacker can craft a signed token with a critical...

CVE-2025-59420

Authlib is a Python library which builds OAuth and OpenID Connect servers. Prior to version 1.6.4, Authlib’s JWS verification accepts tokens that declare unknown critical header parameters crit, violating RFC 7515 “must‑understand” semantics. An attacker can craft a signed token with a critical...

GHSA-9GGR-2464-2J32 Authlib: JWS/JWT accepts unknown crit headers (RFC violation → possible authz bypass)

Summary Authlib’s JWS verification accepts tokens that declare unknown critical header parameters crit, violating RFC 7515 “must‑understand” semantics. An attacker can craft a signed token with a critical header for example, bork or cnf that strict verifiers reject but Authlib accepts. In...

Authlib: JWS/JWT accepts unknown crit headers (RFC violation → possible authz bypass)

Summary Authlib’s JWS verification accepts tokens that declare unknown critical header parameters crit, violating RFC 7515 “must‑understand” semantics. An attacker can craft a signed token with a critical header for example, bork or cnf that strict verifiers reject but Authlib accepts. In...

Authlib security vulnerability

Authlib is the ultimate Python library for building OAuth and OpenID Connect servers open-sourced by Authlib. A security vulnerability exists in Authlib versions prior to 1.6.4, which stems from JWS authentication accepting tokens declaring unknown key header parameters, which could lead to polic...

PT-2025-38752

Name of the Vulnerable Software and Affected Versions Authlib versions prior to 1.6.4 Description Authlib’s JWS verification improperly handles tokens declaring unknown critical header parameters crit, violating RFC 7515 specifications. An attacker can create a signed token with a critical header...

ROS-20250922-08

Twisted Web HTTP 1.1 server vulnerability in the twisted.web.http module of the Twisted networking framework is related to the HTTP request processing flaws. Exploitation of the vulnerability allows an attacker acting remotely to gain access to confidential data. remotely to gain access to...

CVE-2023-49565

The cbismanager Podman container is vulnerable to remote command execution via the /api/plugins endpoint. Improper sanitization of the HTTP Headers X-FILENAME, X-PAGE, and X-FIELD allows for command injection. These headers are directly utilized within the subprocess.Popen Python function without...

Linux Distros Unpatched Vulnerability : CVE-2023-53343

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - icmp6: Fix null-ptr-deref of ip6nullentry-rt6iidev in icmp6dev. With some IPv6 Ext Hdr RPL, SRv6, etc., we can send a packet that has the link-local address as...

CVE-2025-8411

Improper Neutralization of Input During Web Page Generation XSS or 'Cross-site Scripting' vulnerability in Dokuzsoft Technology E-Commerce Web Design Product allows XSS Through HTTP Headers. This issue affects E-Commerce Web Design Product: before 11.08.2025...

CVE-2023-49565

The cbismanager Podman container is vulnerable to remote command execution via the /api/plugins endpoint. Improper sanitization of the HTTP Headers X-FILENAME, X-PAGE, and X-FIELD allows for command injection. These headers are directly utilized within the subprocess.Popen Python function without...

CVE-2023-49565

The cbis_manager Podman container is vulnerable to remote command execution via the /api/plugins endpoint. The root cause is the improper sanitization of the X-FILENAME , X-PAGE , and X-FIELD HTTP headers, which are directly utilized within the subprocess.Popen Python function without adequate va...

CVE-2023-49565 Remote Code Execution

The cbismanager Podman container is vulnerable to remote command execution via the /api/plugins endpoint. Improper sanitization of the HTTP Headers X-FILENAME, X-PAGE, and X-FIELD allows for command injection. These headers are directly utilized within the subprocess.Popen Python function without...

[SECURITY] Fedora 42 Update: lemonldap-ng-2.21.3-1.fc42

LemonLdap::NG is a modular Web-SSO based on Apache::Session modules. It simplifies the build of a protected area with a few changes in the application. It manages both authentication and authorization and provides headers for accounting. So you can have a full AAA protection for your web space as...

[SECURITY] Fedora 43 Update: kernel-headers-6.17.0-0.rc6.49.fc43

Kernel-headers includes the C header files that specify the interface between the Linux kernel and userspace libraries and programs. The header files define structures and constants that are needed for building most standard programs and are also needed for rebuilding the glibc package...

[SECURITY] Fedora 43 Update: lemonldap-ng-2.21.3-1.fc43

LemonLdap::NG is a modular Web-SSO based on Apache::Session modules. It simplifies the build of a protected area with a few changes in the application. It manages both authentication and authorization and provides headers for accounting. So you can have a full AAA protection for your web space as...

PT-2025-38297

Name of the Vulnerable Software and Affected Versions cbis manager Podman container affected versions not specified Description The cbis manager Podman container is susceptible to remote command execution through the /api/plugins endpoint. Insufficient validation of the HTTP Headers X-FILENAME,...

AlmaLinux 9 : opentelemetry-collector (ALSA-2025:15887)

The remote AlmaLinux 9 host has a package installed that is affected by a vulnerability as referenced in the ALSA-2025:15887 advisory. net/http: Sensitive headers not cleared on cross-origin redirect in net/http CVE-2025-4673 Tenable has extracted the preceding description block directly from the...