Lemur: SSRF protection in certificate revocation checking bypassable via HTTP redirects and DNS rebinding (incomplete fix for GHSA-54vg-pfh7-jq95)

Summary The SSRF mitigation added for GHSA-54vg-pfh7-jq95 validaterevocationurl in lemur /certificates/verify.py can be bypassed. An operator-role user who uploads a certificate with attacker-controlled CRL/OCSP extensions can still make Lemur reach internal destinations RFC1918, loopback,...

Exploit for Out-of-bounds Read in Openssl

No d...

Security Bulletin: IBM App Connect Enterprise Certified Container UBI updates

Summary IBM App Connect Enterprise Certified Container ACEcc is built on the Red Hat Universal Base Images. ACEcc operator versions 12.0.26 and 13.4.0 contain fixes to the listed CVEs found in the base images. This bulletin provides patch information to address the reported vulnerabilities...

CVE-2026-59825

Mastodon is a free, open-source social network server based on ActivityPub. Prior to 4.4.19 and from 4.5.0 until 4.5.12, Mastodon's app/models/concerns/user/ldapauthenticable.rb mutates OpenSSL::SSL::SSLContext::DEFAULTPARAMS when LDAP authentication uses LDAPTLSNOVERIFY=true, disabling SSL and T...

CVE-2026-59825

Mastodon is a free, open-source social network server based on ActivityPub. Prior to 4.4.19 and from 4.5.0 until 4.5.12, Mastodon's app/models/concerns/user/ldapauthenticable.rb mutates OpenSSL::SSL::SSLContext::DEFAULTPARAMS when LDAP authentication uses LDAPTLSNOVERIFY=true, disabling SSL and T...

CVE-2026-59825 Mastodon: Unwanted deactivation of SSL/TLS certificate verification

Mastodon is a free, open-source social network server based on ActivityPub. Prior to 4.4.19 and from 4.5.0 until 4.5.12, Mastodon's app/models/concerns/user/ldapauthenticable.rb mutates OpenSSL::SSL::SSLContext::DEFAULTPARAMS when LDAP authentication uses LDAPTLSNOVERIFY=true, disabling SSL and T...

CVE-2026-59825

When LDAP auth uses LDAP_TLS_NO_VERIFY=true, app/models/concerns/user/ldap_authenticable.rb mutates OpenSSL::SSL::SSLContext::DEFAULT_PARAMS, disabling SSL/TLS verification globally for puma web processes. This enables MITM attacks against all puma-originated HTTPS requests. Fixed in Mastodon 4.4...

EUVD-2026-60953

Mastodon is a free, open-source social network server based on ActivityPub. Prior to 4.4.19 and from 4.5.0 until 4.5.12, Mastodon's app/models/concerns/user/ldapauthenticable.rb mutates OpenSSL::SSL::SSLContext::DEFAULTPARAMS when LDAP authentication uses LDAPTLSNOVERIFY=true, disabling SSL and T...

CVE-2026-59825 Mastodon: Unwanted deactivation of SSL/TLS certificate verification

Mastodon is a free, open-source social network server based on ActivityPub. Prior to 4.4.19 and from 4.5.0 until 4.5.12, Mastodon's app/models/concerns/user/ldapauthenticable.rb mutates OpenSSL::SSL::SSLContext::DEFAULTPARAMS when LDAP authentication uses LDAPTLSNOVERIFY=true, disabling SSL and T...

Security update for snphost

This update for snphost fixes the following issues: CVE-2026-41677: openssl: out-of-bounds read in PEM password callback when returning an oversized length bsc1270541. CVE-2026-41678: openssl: OOB write due to incorrect bounds assertion in aes::unwrapkey bsc1270642. CVE-2026-41681: openssl: stack...

RLSA-2026:55855 Important: libssh security update

libssh is a library which implements the SSH protocol. It can be used to implement client and server applications. Security Fixes: libssh: libssh: information disclosure via short GSSAPI Curve25519 public key CVE-2026-59842 libssh: libssh: denial of service via zero advertised channel packet size...

libssh security update

An update is available for libssh. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list libssh is a library which implements the SSH protocol. It can be used to...

ROOT-OS-DEBIAN-13-CVE-2026-14456 CVE-2026-14456 in openssl - Patched by Root

Root has patched CVE-2026-14456 in the openssl package for Root:Debian:13. Multiple fixed versions available...

RHSA-2026:55520 Red Hat Security Advisory: butane security update

Bulletin has no description...

RHSA-2026:55525 Red Hat Security Advisory: butane security update

Bulletin has no description...

Security Bulletin: IBM Guardium Data Protection is affected by multiple vulnerabilities

Summary IBM Guardium Data Protection has addressed these vulnerabilities in an update. Vulnerability Details CVEID:CVE-2026-31790 DESCRIPTION: Issue summary: Applications using RSASVE key encapsulation to establish a secret encryption key can send contents of an uninitialized memory buffer to a...

Security Bulletin: IBM Guardium Data Protection is affected by multiple vulnerabilities

Summary IBM Guardium Data Protection has addressed these vulnerabilities in an update. Vulnerability Details CVEID:CVE-2026-31790 DESCRIPTION: Issue summary: Applications using RSASVE key encapsulation to establish a secret encryption key can send contents of an uninitialized memory buffer to a...

Xfilesharing 2.5.1 - Arbitrary File Upload

SibSoft Xfilesharing through 2.5.1 allows cgi-bin/up.cgi arbitrary file upload.This can be combined with CVE-2019-18951 to achieve remote code execution via a .html file, containing short codes, that is served over HTTP. id: CVE-2019-18952 info: name: Xfilesharing 2.5.1 - Arbitrary File Upload...

PT-2026-77143

Mastodon is a free, open-source social network server based on ActivityPub. Prior to 4.4.19 and from 4.5.0 until 4.5.12, Mastodon's app/models/concerns/user/ldap authenticable.rb mutates OpenSSL::SSL::SSLContext::DEFAULT PARAMS when LDAP authentication uses LDAP TLS NO VERIFY=true, disabling SSL...

GHSA-MPWR-8VM7-H73F package pkcs12: Authentication bypass in Decode functions

Decode, DecodeChain, DecodeTrustStore, and ToPEM can incorrectly accept PKCS12 files which were encoded with the wrong password, due to a failure to reject excessively-short PBMAC1 keys. Users who decode PKCS12 files from untrusted sources and rely on the password for authentication can be tricke...