python: Python: CPU Denial of Service in HTML parser via repeated unterminated markup declarations

A flaw was found in Python. Its incremental HTML parser can be exploited by a remote attacker. By sending specially crafted, uncontrolled data with repeated, incomplete markup declarations, the attacker can cause the system to consume excessive central processing unit CPU resources. This leads to...

Important: Red Hat Security Advisory: python3.9 security update

An update for python3.9 is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available f...

python: Python: CPU Denial of Service in HTML parser via repeated unterminated markup declarations

A flaw was found in Python. Its incremental HTML parser can be exploited by a remote attacker. By sending specially crafted, uncontrolled data with repeated, incomplete markup declarations, the attacker can cause the system to consume excessive central processing unit CPU resources. This leads to...

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...

CVE-2026-89193

The Robin Image Optimizer WordPress plugin before 2.0.8 does not escape values that its bundled HTML parser re-emits into element attributes when a non-default image delivery mode is enabled, allowing unauthenticated users to submit content that is stored and later executed as Cross-Site Scriptin...

CVE-2026-89193

The Robin Image Optimizer WordPress plugin, in versions prior to 2.0.8 , is vulnerable to Stored Cross-Site Scripting (XSS) . The flaw exists because the plugin's bundled HTML parser fails to escape values re-emitted into element attributes when a non-default image delivery mode is enabled. This ...

CVE-2026-89193 Robin Image Optimizer 2.0.0 - 2.0.7 - Unauthenticated Stored XSS via WebP URL Delivery HTML Parser

The Robin Image Optimizer WordPress plugin before 2.0.8 does not escape values that its bundled HTML parser re-emits into element attributes when a non-default image delivery mode is enabled, allowing unauthenticated users to submit content that is stored and later executed as Cross-Site Scriptin...

EUVD-2026-89616

The Robin Image Optimizer WordPress plugin before 2.0.8 does not escape values that its bundled HTML parser re-emits into element attributes when a non-default image delivery mode is enabled, allowing unauthenticated users to submit content that is stored and later executed as Cross-Site Scriptin...

CVE-2026-89193 Robin Image Optimizer 2.0.0 - 2.0.7 - Unauthenticated Stored XSS via WebP URL Delivery HTML Parser

The Robin Image Optimizer WordPress plugin before 2.0.8 does not escape values that its bundled HTML parser re-emits into element attributes when a non-default image delivery mode is enabled, allowing unauthenticated users to submit content that is stored and later executed as Cross-Site Scriptin...

PT-2026-103037

The Robin Image Optimizer WordPress plugin before 2.0.8 does not escape values that its bundled HTML parser re-emits into element attributes when a non-default image delivery mode is enabled, allowing unauthenticated users to submit content that is stored and later executed as Cross-Site Scriptin...

CVE-2026-89193: Improper Neutralization of Input During Web Page Generation

The Robin Image Optimizer WordPress plugin before 2.0.8 does not escape values that its bundled HTML parser re-emits into element attributes when a non-default image delivery mode is enabled, allowing unauthenticated users to submit content that is stored and later executed as Cross-Site Scriptin...

RHEL 9 : python3.9 (RHSA-2026:74088)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:74088 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level...

AlmaLinux 9.6 [TuxCare] Security Update: python3.11 / python3.11-debug / python3.11-devel / python3.11-idle / etc (ALMALINUX9.6:CLSA-2026:1780498704)

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1780498704 advisory. - http.cookies.Morsel.jsoutput returns an inline snippet and only escapes for JavaScript string context. It does not neutralize the HTML...

AlmaLinux 9.2 [TuxCare] Security Update: jsoup / jsoup-javadoc (ALMALINUX9.2:CLSA-2026:1784880925)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1784880925 advisory. - jsoup is a Java HTML parser, built for HTML editing, cleaning, scraping, and cross-site scripting XSS safety. jsoup may incorrectly sanitiz...

Rocky Linux 9.6 [TuxCare] Security Update: python3.11 / python3.11-debug / python3.11-devel / python3.11-idle / etc (ALMALINUX9.6:CLSA-2026:1780498704)

The Rocky Linux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1780498704 advisory. - http.cookies.Morsel.jsoutput returns an inline snippet and only escapes for JavaScript string context. It does not neutralize the HTML...

SUSE SLES16: MozillaFirefox / MozillaFirefox-devel / etc (SUSE-SU-2026:23918-1)

The remote SUSE Linux SLES16 / SLESSAP16 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:23918-1 advisory. Update to Firefox Extended Support Release 153.3.0 ESR MFSA 2026-93, bsc1280371: - CVE-2026-92005: Use-after-free in the...

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...

Infinite loop

Overview @angular/platform-server is an Angular - library for using Angular in Node.js Affected versions of this package are vulnerable to Infinite loop via the afterdoctypenamestate handler in Domino's HTML parser lib/HTMLParser.js, used by @angular/platform-server for server-side rendering. Whe...

GHSA-F67J-2JQW-JPQ7 Angular SSR: Denial of Service (DoS) via Infinite Loop on Malformed DOCTYPE

A Denial of Service DoS vulnerability exists in @angular/platform-server's DOM emulation parser domino. When processing untrusted user input containing an incomplete DOCTYPE declaration ending with whitespace before EOF such as , and keyword matching advance nextchar, the EOF branch case -1: // E...

Angular SSR: Denial of Service (DoS) via Infinite Loop on Malformed DOCTYPE

A Denial of Service DoS vulnerability exists in @angular/platform-server's DOM emulation parser domino. When processing untrusted user input containing an incomplete DOCTYPE declaration ending with whitespace before EOF such as , and keyword matching advance nextchar, the EOF branch case -1: // E...