CVE-2026-61855

Zammad is a web based open source helpdesk/customer support system. In 7.0.3 and 7.1.1, under certain conditions, Zammad's verification of inbound PGP-signed email can mark a message as carrying a valid "Good" PGP signature from a registered sender key, even though the displayed message content i...

EUVD-2026-87268

Zammad is a web based open source helpdesk/customer support system. In 7.0.3 and 7.1.1, under certain conditions, Zammad's verification of inbound PGP-signed email can mark a message as carrying a valid "Good" PGP signature from a registered sender key, even though the displayed message content i...

CVE-2026-61855 Zammad: Invalid PGP Detached Signatures Reported as Good Signature on Inbound Mail

Zammad is a web based open source helpdesk/customer support system. In 7.0.3 and 7.1.1, under certain conditions, Zammad's verification of inbound PGP-signed email can mark a message as carrying a valid "Good" PGP signature from a registered sender key, even though the displayed message content i...

CVE-2026-56727 Zammad: PGP signature spoofing via unvalidated verification return

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.2, summary In Zammad's inbound PGP email processing, the return value of the gpg verification call was silently discarded. Regardless of whether gpg reported a valid, invalid, or missing signature, the handler...

CVE-2026-56727 Zammad: PGP signature spoofing via unvalidated verification return

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.2, summary In Zammad's inbound PGP email processing, the return value of the gpg verification call was silently discarded. Regardless of whether gpg reported a valid, invalid, or missing signature, the handler...

CVE-2026-75939

A flaw was found in openshift/oc-mirror. The tool incorrectly verifies PGP Pretty Good Privacy release image signatures by checking for signature errors before the entire signed body is processed, leading to a bypass of the signature verification. A remote attacker, by intercepting or manipulatin...

CVE-2026-75939: Improper Verification of Cryptographic Signature

A flaw was found in openshift/oc-mirror. The tool incorrectly verifies PGP Pretty Good Privacy release image signatures by checking for signature errors before the entire signed body is processed, leading to a bypass of the signature verification. A remote attacker, by intercepting or manipulatin...

PT-2026-96112

Name of the Vulnerable Software and Affected Versions Red Hat OpenShift Container Platform 4 affected versions not specified Description A flaw in the oc-mirror tool allows for the bypass of PGP Pretty Good Privacy release image signature verification. The tool incorrectly checks for signature...

EulerOS Virtualization 2.10.0 : libsolv (EulerOS-SA-2026-3871)

According to the versions of the libsolv packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : A flaw was found in libsolv. A stack-based buffer overflow vulnerability exists in the PGP verification component due to incorrect...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: fwupd (UTSA-2026-054034)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-054034 advisory. A PGP signature bypass flaw was found in fwupd all versions, which could lead to the installation of unsigned firmware. As per upstream, a signature bypass is...

[SECURITY] Fedora 43 Update: rust-sequoia-sqv-1.3.0-6.fc43

A simple OpenPGP signature verification program...

CVE-2026-29138

SEPPmail Secure Email Gateway before version 15.0.3 allows attackers with a specially crafted email address to claim another user's PGP signature as their own...

CVE-2026-29138

SEPPmail Secure Email Gateway before version 15.0.3 allows attackers with a specially crafted email address to claim another user's PGP signature as their own...

CVE-2026-29138 PGP Decryption Sender LDAP Injection

SEPPmail Secure Email Gateway before version 15.0.3 allows attackers with a specially crafted email address to claim another user's PGP signature as their own...

CVE-2026-29138

SEPPmail Secure Email Gateway is affected by CVE-2026-29138 in versions prior to 15.0.3. The issue allows an attacker who sends a specially crafted email address to claim another user’s PGP signature as their own. Affected product/component: SEPPmail Secure Email Gateway; vulnerability type: misu...

CVE-2026-29138: Improper Neutralization of Special Elements used in an LDAP Query

SEPPmail Secure Email Gateway before version 15.0.3 allows attackers with a specially crafted email address to claim another user's PGP signature as their own...

CVE-2026-2746

SEPPmail Secure Email Gateway before version 15.0.1 does not properly communicate PGP signature verification results, leaving users unable to detect forged emails...

EUVD-2026-9381

SEPPmail Secure Email Gateway before version 15.0.1 does not properly verify that a PGP signature was generated by the expected key, allowing signature spoofing...

CVE-2026-27445

SEPPmail Secure Email Gateway before version 15.0.1 does not properly verify that a PGP signature was generated by the expected key, allowing signature spoofing...

CVE-2026-27445

CVE-2026-27445 affects the SEPPmail Secure Email Gateway prior to version 15.0.1. The root cause is that the system does not reliably verify that a PGP signature was produced with the expected key, enabling signature spoofing in signatures accepted by the gateway. The CVSSv4.0 metrics specify a b...