EUVD-2026-39482

Bleichenbacher padding oracle in PKCS7 KTRI decryption. When decrypting PKCS7 EnvelopedData using RSA PKCS1 v1.5 key transport, wolfSSL returned distinguishable error codes depending on whether RSA padding validation failed versus whether the decrypted content was malformed. An attacker able to...

CVE-2026-6291

CVE-2026-6291 affects wolfSSL (v4.0) and describes a Bleichenbacher padding oracle in PKCS#7 KTRI RSA PKCS#1 v1.5 decryption used for EnvelopedData. The vulnerability arises because error codes differed between RSA padding validation failure and malformed decrypted content, enabling an attacker t...

CVE-2026-6291 Bleichenbacher padding oracle in PKCS#7 KTRI RSA PKCS#1 v1.5 decryption

Bleichenbacher padding oracle in PKCS7 KTRI decryption. When decrypting PKCS7 EnvelopedData using RSA PKCS1 v1.5 key transport, wolfSSL returned distinguishable error codes depending on whether RSA padding validation failed versus whether the decrypted content was malformed. An attacker able to...

CVE-2026-6291

Bleichenbacher padding oracle in PKCS7 KTRI decryption. When decrypting PKCS7 EnvelopedData using RSA PKCS1 v1.5 key transport, wolfSSL returned distinguishable error codes depending on whether RSA padding validation failed versus whether the decrypted content was malformed. An attacker able to...

CVE-2026-6291 Bleichenbacher padding oracle in PKCS#7 KTRI RSA PKCS#1 v1.5 decryption

Bleichenbacher padding oracle in PKCS7 KTRI decryption. When decrypting PKCS7 EnvelopedData using RSA PKCS1 v1.5 key transport, wolfSSL returned distinguishable error codes depending on whether RSA padding validation failed versus whether the decrypted content was malformed. An attacker able to...

PT-2026-52530

Name of the Vulnerable Software and Affected Versions wolfSSL affected versions not specified Description A Bleichenbacher padding oracle exists in PKCS7 KTRI decryption. When decrypting PKCS7 EnvelopedData using RSA PKCS1 v1.5 key transport, the software returns distinguishable error codes based...

PT-2026-52560

Name of the Vulnerable Software and Affected Versions wolfSSL affected versions not specified Description The AVX2-optimized ML-KEM implementation contains a logic error in the mlkem cmp avx2 function during the Fujisaki-Okamoto transform. In ML-KEM-1024 decapsulation, the constant-time ciphertex...

CVE-2026-56425

The Azure Active Directory AAD authentication implementation contained multiple weaknesses in its OAuth 2.0 authorization flow that could allow attackers to bypass important security guarantees provided by the protocol. The application used the PHP session identifier sessionid as the OAuth state...

PT-2026-51309

The Azure Active Directory AAD authentication implementation contained multiple weaknesses in its OAuth 2.0 authorization flow that could allow attackers to bypass important security guarantees provided by the protocol. The application used the PHP session identifier session id as the OAuth state...

Fedora 44 : perl-Crypt-PBKDF2 (2026-5b12cc327e)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-5b12cc327e advisory. This update addresses a number of security issues: Change the default hash algorithm to HMAC-SHA256, and increase the default number of iterations t...

Fedora 43 : perl-Crypt-PBKDF2 (2026-e8231b773d)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-e8231b773d advisory. This update addresses a number of security issues: Change the default hash algorithm to HMAC-SHA256, and increase the default number of iterations t...

SUSE-SU-2026:22197-1 Security update for tomcat10

This update for tomcat10 fixes the following issues Update to Tomcat 10.1.55: - CVE-2026-41284: Unbounded read in WebDAV LOCK and PROPFIND handling bsc1265162. - CVE-2026-41293: HTTP/2 request headers not validated bsc1265163. - CVE-2026-42498: WebSocket authentication header exposure bsc1265165....

PT-2026-61657

Name of the Vulnerable Software and Affected Versions Network-AI versions 5.0.0 through 5.12.1 Description The ApprovalInbox feature, located in lib/approval-inbox.ts, serves as the network interface for the human-in-the-loop Approval Gate used to authorize high-risk operations. The associated HT...

PT-2026-53179

Impact RSACrypt::decryptWithRSA15 used by the RSA1 5 key-encryption algorithm implements RSAES-PKCS1-v1 5 decryption by inspecting the padding after RSADP and throwing InvalidArgumentException as soon as the padding is malformed. It does not implement the implicit-rejection countermeasure require...

Symfony: Mailomat Mailer Webhook Parser Reads the HMAC Algorithm from the Request: Signature Algorithm Downgrade

Description Symfony\Component\Mailer\Bridge\Mailomat\Webhook\MailomatRequestParser::validateSignature parses the X-MOM-Webhook-Signature request header as algo=signature and passes the wire-supplied $algo directly to hashhmac when verifying the request against the configured webhook secret. The...

GHSA-RRJ9-5Q2J-4GVR Symfony: Mailomat Mailer Webhook Parser Reads the HMAC Algorithm from the Request: Signature Algorithm Downgrade

Description Symfony\Component\Mailer\Bridge\Mailomat\Webhook\MailomatRequestParser::validateSignature parses the X-MOM-Webhook-Signature request header as algo=signature and passes the wire-supplied $algo directly to hashhmac when verifying the request against the configured webhook secret. The...

OPENSUSE-SU-2026:20986-1 Security update for perl-Crypt-SaltedHash

This update for perl-Crypt-SaltedHash fixes the following issues: Changes in perl-Crypt-SaltedHash: updated to 0.110.0 0.11 0.11 2026-05-20 14:05:07+01:00 Europe/London - Fixed metadata - Moved author tests into xt 0.10 2026-05-19 - Maintenance taken over by Robert Rothenberg - Updated the Git...

AZL-89424 CVE-2026-5419 affecting package gnutls for versions less than 3.8.13-1

A flaw was found in gnutls. The PKCS7 padding check, performed during decryption, was not constant-time. This timing side-channel could allow a remote attacker to potentially leak sensitive information about the padding bytes through observable timing differences. This vulnerability is a form of...

CVE-2026-5419

A flaw was found in gnutls. The PKCS7 padding check, performed during decryption, was not constant-time. This timing side-channel could allow a remote attacker to potentially leak sensitive information about the padding bytes through observable timing differences. This vulnerability is a form of...

Symfony's Mailtrap Mailer Webhook Parser Never Verifies the X-Mt-Signature HMAC — Unauthenticated Webhook Event Injection

Description The Mailtrap mailer bridge ships a webhook request parser used to authenticate and decode the event callbacks Mailtrap POSTs to an application's webhook endpoint. Its doParseRequest $request, \SensitiveParameter string $secret method receives the configured webhook secret but never...