CVE-2026-39244

A flaw was found in adm-zip. A remote attacker can exploit this vulnerability by providing a specially crafted ZIP file. The file's header can be manipulated to declare an extremely large uncompressed size, causing the application to allocate an excessive amount of memory. This excessive memory...

firefox: thunderbird: Mitigation bypass in the DOM: Security component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Security component...

firefox: thunderbird: Mitigation bypass in the DOM: Security component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Security component...

RHEL 9 : thunderbird (RHSA-2026:39706)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:39706 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Sandbox escape in the DOM: Workers...

CVE-2026-14685

A flaw was found in HdrHistogram. A local attacker could exploit this vulnerability by manipulating the 'Count' argument within the recordValueWithCount function. This manipulation leads to a state issue, which could impact the integrity of data processing within the affected component. Mitigatio...

CVE-2026-15709

A flaw was found in libsoup's WebSocket implementation when using the permessage-deflate extension. The extension's decompression loop inflate processes data in chunks without enforcing an upper boundary limit on the output buffer size. While libsoup limits the incoming compressed frame size via...

firefox: thunderbird: Mitigation bypass in the DOM: Security component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Security component...

firefox: thunderbird: Mitigation bypass in the DOM: Security component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Security component...

Fedify has an incomplete SSRF mitigation after GHSA-p9cg-vqcc-grcx: validatePublicUrl allows special-use IPv4 ranges

Summary Fedify previously addressed SSRF/internal network access in GHSA-p9cg-vqcc-grcx by adding public URL validation before runtime document and media fetching. However, the current IPv4 validation logic appears incomplete. The validatePublicUrl protection relies on isValidPublicIPv4Address to...

CVE-2026-49835

A flaw was found in Sigstore Timestamp Authority. An unauthenticated remote attacker can exploit this vulnerability by sending requests with arbitrary HTTP paths and methods. This leads to the creation of an excessive number of unique metric labels, causing unbounded memory growth and a denial of...

CVE-2026-50151

A flaw was found in oras-go. During the monolithic blob upload process, oras-go reuses the Authorization header for subsequent requests, even if a malicious registry provides a cross-host Location header. This vulnerability allows an attacker-controlled endpoint to receive the caller's credential...

CVE-2026-53539

A flaw was found in Python-Multipart, a streaming multipart parser. A remote attacker can exploit this vulnerability by submitting a specially crafted application/x-www-form-urlencoded body. This can cause the QuerystringParser to perform inefficient processing, leading to excessive CPU...

CVE-2026-12478

The fix for CVE-2026-0716 commit 6ff7ef0, libsoup 3.6.6 placed the integer overflow guard inside the if masked block, leaving unmasked server-to-client frames unprotected. A malicious WebSocket server can send a crafted unmasked frame with a payload length near UINT64MAX to trigger an OOB read in...

firefox: thunderbird: Mitigation bypass in the DOM: Security component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Security component...

firefox: thunderbird: Mitigation bypass in the DOM: Security component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Security component...

firefox: thunderbird: Mitigation bypass in the DOM: Security component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Security component...

firefox: thunderbird: Mitigation bypass in the DOM: Security component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Security component...

Updated thunderbird thunderbird-l10n packages fix security vulnerabilities

The updated packages fix security vulnerabilities: Privilege escalation in the Graphics: WebRender component. CVE-2026-12289 Memory safety bug fixed in Thunderbird ESR 140.12. CVE-2026-12290 Use-after-free in the Networking: HTTP component. CVE-2026-12291 Incorrect boundary conditions in the Web...

firefox: thunderbird: Mitigation bypass in the DOM: Security component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Security component...

firefox: thunderbird: Mitigation bypass in the DOM: Security component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Security component...