PT-2026-115319

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 155.0.8059.84 Description Memory corruption in the Core component allows a remote attacker to read memory by inducing the user to visit a crafted HTML page. Recommendations Update Google Chrome to version...

RHCOS 4 : Red Hat build of MicroShift 4.18.57 (RHSA-2026:80167)

The remote Red Hat Enterprise Linux CoreOS 4 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:80167 advisory. - net/http/internal/http2: golang: golang.org/x/net: Go HTTP/2: Denial of Service via malformed SETTINGSMAXFRAMESIZE frame...

firefox: thunderbird: Sandbox escape in the DOM: Core & HTML component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Sandbox escape in the DOM: Core & HTML component...

firefox: thunderbird: Use-after-free in the DOM: Core & HTML component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the DOM: Core & HTML component...

firefox: thunderbird: Use-after-free in the DOM: HTML Parser component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the DOM: HTML Parser component...

firefox: thunderbird: Use-after-free in the DOM: HTML Parser component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the DOM: HTML Parser component...

firefox: thunderbird: Sandbox escape in the DOM: Core & HTML component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Sandbox escape in the DOM: Core & HTML component...

firefox: thunderbird: Use-after-free in the DOM: Core & HTML component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the DOM: Core & HTML component...

CVE-2026-55684 WeGIA: SQL Injection in html/socio/sistema/cadastro_cobrancas_geracao.php

WeGIA is a web manager for charitable institutions. Prior to 3.8.6, the unauthenticated web/html/socio/sistema/cadastrocobrancasgeracao.php endpoint accepts form-encoded POST data through extract$REQUEST and interpolates codigo, descricao, dataemissao, datavencimento, datapagamento, valor,...

CVE-2026-55682 WeGIA: Session Fixation via User-Controlled PHPSESSID Cookie + DB_HOST Leak in html/seguranca/sessionStart.php

WeGIA is a web manager for charitable institutions. Prior to 3.8.6, the auto-prepended web/html/seguranca/sessionStart.php reflects an attacker-supplied PHPSESSID cookie in a Set-Cookie response and uses DBHOST as the cookie domain. If a victim authenticates while using the attacker-selected...

CVE-2026-55682 WeGIA: Session Fixation via User-Controlled PHPSESSID Cookie + DB_HOST Leak in html/seguranca/sessionStart.php

WeGIA is a web manager for charitable institutions. Prior to 3.8.6, the auto-prepended web/html/seguranca/sessionStart.php reflects an attacker-supplied PHPSESSID cookie in a Set-Cookie response and uses DBHOST as the cookie domain. If a victim authenticates while using the attacker-selected...

CVE-2026-103974 lichess.org: Stored HTML Injection via PGN Annotator Tag in Studies

lichess.org is the forever free, adless and open source chess server. Prior to commit c54596c9e1569d378fe20f80d4c790c6fdee54c4, a user who can add a chapter to a study can place attacker-controlled text in the PGN Annotator tag, which becomes Comment.Author.External and is returned verbatim by...

CVE-2026-103974

The chess server lichess.org is vulnerable to Stored HTML Injection in its study features. An attacker who can add a chapter to a study can place malicious text within the PGN Annotator tag , which is then stored as Comment.Author.External. When a study node contains at least two comments, the fi...

EUVD-2026-101591

lichess.org is the forever free, adless and open source chess server. Prior to commit c54596c9e1569d378fe20f80d4c790c6fdee54c4, a user who can add a chapter to a study can place attacker-controlled text in the PGN Annotator tag, which becomes Comment.Author.External and is returned verbatim by...

CVE-2026-103974 lichess.org: Stored HTML Injection via PGN Annotator Tag in Studies

lichess.org is the forever free, adless and open source chess server. Prior to commit c54596c9e1569d378fe20f80d4c790c6fdee54c4, a user who can add a chapter to a study can place attacker-controlled text in the PGN Annotator tag, which becomes Comment.Author.External and is returned verbatim by...

CVE-2026-91159

Discourse is an open-source discussion platform. Prior to 2026.9.0, 2026.8.1, 2026.7.3, and 2026.1.9, oEmbed processing treated an entire attacker-controlled HTML fragment as trusted when the fragment contained an iframe whose source matched the configured allowlist. A user with posting permissio...

CVE-2026-110718

TurboDocx html-to-docx through 1.23.1 contains a server-side request forgery vulnerability that allows attackers supplying HTML to make the server fetch internal URLs via img src attributes. Attackers can reference loopback, private, or cloud metadata addresses that bypass the loose isValidUrl...

Ammonia HTML Sanitizer – Ammonia Cross-Site Script Vulnerability

Ammonia HTML Sanitizer versions prior to 3.3.2, 4.0.2, and 4.1.3 have a cross-site scripting vulnerability. This vulnerability stems from improper implementation of the encoding-related MathML integration point in annotation-xml. After the attribute filtering removes the encoding, inconsistent...

CVE-2026-91159 Discourse: Stored oEmbed HTML injection via allowed iframe

Discourse is an open-source discussion platform. Prior to 2026.9.0, 2026.8.1, 2026.7.3, and 2026.1.9, oEmbed processing treated an entire attacker-controlled HTML fragment as trusted when the fragment contained an iframe whose source matched the configured allowlist. A user with posting permissio...

CVE-2026-91159 Discourse: Stored oEmbed HTML injection via allowed iframe

Discourse is an open-source discussion platform. Prior to 2026.9.0, 2026.8.1, 2026.7.3, and 2026.1.9, oEmbed processing treated an entire attacker-controlled HTML fragment as trusted when the fragment contained an iframe whose source matched the configured allowlist. A user with posting permissio...