CVE-2026-71554

h2 is a pure-Python implementation of a HTTP/2 protocol stack. Versions up to and including 4.4.0 accept request header blocks containing more than one Host header, and forward every Host header to the consuming application. Where the consumer downgrades HTTP/2 to HTTP/1.1, the resulting request...

MITM (Man-in-the-Middle) org.postgresql:postgresql Dependency in Jira Software Data Center

This High severity MITM Man-in-the-Middle vulnerability was introduced in versions 9.12.37, 10.3.23, and 11.3.8 of Jira Software Data Center. This MITM Man-in-the-Middle vulnerability, with a CVSS Score of 8.2 and a CVSS Vector of CVSS:4.0/AV:N/AC:H/AT: P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:L/SA:N...

SUSE-SU-2026:23168-1 Security update for libssh

This update for libssh fixes the following issues - CVE-2026-59843: denial of service via zero advertised channel packet size bsc1272164. - CVE-2026-59844: denial of service via oversized SFTP read length bsc1272165. - CVE-2026-59845: denial of service via unchecked ProxyCommand fork failure...

PT-2026-68817

Name of the Vulnerable Software and Affected Versions h2 versions prior to 4.4.1 Description The software accepts request header blocks containing multiple Host headers and forwards all of them to the consuming application. When the consumer downgrades the connection from HTTP/2 to HTTP/1.1, the...

PT-2026-81371

Name of the Vulnerable Software and Affected Versions rclone versions prior to 1.74.4 Description The software fails to strip the X-Amz-Security-Token header when an S3 redirect changes the scheme from HTTPS to HTTP on the same host. This allows attackers to intercept plaintext HTTP traffic and...

PT-2026-81368

Name of the Vulnerable Software and Affected Versions rclone versions prior to 1.75.0 Description The software fails to reject transport downgrades during redirect handling. This allows Basic authorization and Cookie headers to be replayed over plaintext HTTP following same-host HTTPS-to-HTTP...

PT-2026-81369

Name of the Vulnerable Software and Affected Versions rclone versions prior to 1.75.0 Description The software fails to sanitize IBM IAM bearer tokens and SSE-C Server-Side Encryption with Customer-Provided Keys encryption keys during S3 redirect callbacks. This allows credentials to be preserved...

OPENSUSE-SU-2026:21529-1 Security update for perl-HTTP-Tiny

This update for perl-HTTP-Tiny fixes the following issues: Changes in perl-HTTP-Tiny: - updated to 0.096 - CVE-2026-7017: Fixed forwarded credential headers to cross-origin redirect targets bsc1271020 - Caller-supplied Authorization, Cookie, and Proxy-Authorization headers are now stripped on...

PYSEC-2026-3587 ONNX: Heap-Buffer-Overflow READ in Gemm Version Converter Adapter via Undersized Input Shape

Summary Heap-buffer-overflow READ 16 bytes in Gemm76::adaptgemm76 onnx/versionconverter/adapters/gemm76.h:41 when ConvertVersion processes a model with a Gemm node whose input tensors have fewer than 2 dimensions. The adapter accesses Bshape1 without checking rank. On Release builds the OOB read ...

SUSE SLES15 Security Update : libssh (SUSE-SU-2026:3463-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3463-1 advisory. - CVE-2026-59843: denial of service via zero advertised channel packet size bsc1272164. - CVE-2026-59844: denial of service via...

Security update for perl-HTTP-Tiny (important)

openSUSE Security Update: Security update for perl-HTTP-Tiny Announcement ID: openSUSE-SU-2026:0274-1 Rating: important References: 1271020 Cross-References: CVE-2026-7017 Affected Products: openSUSE Backports SLE-15-SP7 An update that fixes one vulnerability is now available. Description: This...

CVE-2026-53712

A flaw was found in the SCRAM Salted Challenge Response Authentication Mechanism client and common libraries. An attacker performing a man-in-the-middle MITM attack on a Transport Layer Security TLS connection can silently downgrade the authentication process. This vulnerability allows the attack...

Security update for libssh

This update for libssh fixes the following issues: CVE-2026-59843: denial of service via zero advertised channel packet size bsc1272164. CVE-2026-59844: denial of service via oversized SFTP read length bsc1272165. CVE-2026-59845: denial of service via unchecked ProxyCommand fork failure bsc127216...

SUSE-SU-2026:3463-1 Security update for libssh

This update for libssh fixes the following issues: - CVE-2026-59843: denial of service via zero advertised channel packet size bsc1272164. - CVE-2026-59844: denial of service via oversized SFTP read length bsc1272165. - CVE-2026-59845: denial of service via unchecked ProxyCommand fork failure...

MITM (Man-in-the-Middle) org.postgresql:postgresql Dependency in Crowd Data Center

This High severity MITM Man-in-the-Middle vulnerability was introduced in versions 6.2.0, 6.3.0, 7.0.0, 7.1.0, and 7.2.0 of Crowd Data Center. This MITM Man-in-the-Middle vulnerability, with a CVSS Score of 8.2 and a CVSS Vector of CVSS:4.0/AV:N/AC:H/AT: P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:L/SA:N...

SUSE CVE-2026-44937

Potential forgery of webhook requests when using a unauthenticated webhook in SUSE Rancher Fleet 0.15 before 0.15.2, 0.14 before 0.14.6, 0.13 before 0.13.11 and 0.12 before 0.12.5 could be used by remote attackers to cause a denial of service or a downgrade attack on other repositories on the...

SUSE CVE-2026-55953

The Erlang/OTP ssl TLS 1.2 and earlier and DTLS client does not verify that the cipher suite selected by the server in ServerHello was among the suites offered by the client in ClientHello. The client-side tlshandshake:hello/5 handler validates the negotiated protocol version and the downgrade...

CVE-2026-11870

The WP Ghost Hide My WP Ghost WordPress plugin before 7.0.05 does not verify that client IP information comes from a trusted proxy before trusting attacker-controllable HTTP headers, allowing unauthenticated attackers to spoof their IP address to bypass the WP Ghost Hide My WP Ghost WordPress...

CVE-2026-11870

The WP Ghost Hide My WP Ghost WordPress plugin before 7.0.05 does not verify that client IP information comes from a trusted proxy before trusting attacker-controllable HTTP headers, allowing unauthenticated attackers to spoof their IP address to bypass the WP Ghost Hide My WP Ghost WordPress...

CVE-2026-11870

The WP Ghost (Hide My WP Ghost) WordPress plugin versions prior to 7.0.05 is vulnerable to an IP Address Spoofing attack. The root cause is the plugin's failure to verify that client IP information originates from a trusted proxy before accepting attacker-controllable HTTP headers. This oversight...