CVE-2026-15308

The CVE-2026-15308 issue concerns Python’s incremental HTML parser (html.parser.HTMLParser) where the feed() path can cause CPU denial-of-service through repeated unterminated markup declarations when processing uncontrolled data. The root cause is tied to how unterminated markup declarations are...

CVE-2026-15308

The incremental HTML parser html.parser.HTMLParser allows for CPU denial-of-service through repeated unterminated markup declarations when processing uncontrolled data...

EUVD-2026-42638

The incremental HTML parser html.parser.HTMLParser allows for CPU denial-of-service through repeated unterminated markup declarations when processing uncontrolled data...

USN-8520-1: Expat vulnerability

It was discovered that Expat used insufficient entropy when generating hash salt values for its internal hash table. An attacker could use this to craft an XML document that triggers hash flooding, leading to a denial of service...

CVE-2026-31982

An Open Redirect vulnerability was discovered in the SAML Single Sign-On functionality due to insufficient validation of a user-controlled redirection parameter. An unauthenticated attacker can craft a request to the SAML sign-in endpoint and poison the cached SAML redirection for other users who...

EUVD-2026-42457

Inappropriate implementation in Forms in Google Chrome prior to 150.0.7871.115 allowed a remote attacker to inject arbitrary scripts or HTML UXSS via a crafted HTML page. Chromium security severity: High...

EUVD-2026-42454

Inappropriate implementation in Forms in Google Chrome prior to 150.0.7871.115 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. Chromium security severity: High...

PT-2026-57132

The incremental HTML parser html.parser.HTMLParser allows for CPU denial-of-service through repeated unterminated markup declarations when processing uncontrolled data...

PT-2026-56871

Name of the Vulnerable Software and Affected Versions CPython affected versions not specified Description The incremental HTML parser html.parser.HTMLParser contains an issue that allows for CPU denial-of-service when processing uncontrolled data. The root cause is improper input handling that...

CVE-2026-54781

CoreWCF is a port of the service side of Windows Communication Foundation WCF to .NET Core. Prior to 1.8.1 and 1.9.1, CoreWCF SAML token validation does not enforce SubjectConfirmation method URIs or holder-of-key proof keys in SamlSecurityTokenHandler, allowing holder-of-key downgrade or custom...

CVE-2026-54779

CoreWCF is a port of the service side of Windows Communication Foundation WCF to .NET Core. Prior to 1.8.1 and 1.9.1, CoreWCF SAML token replay protection is inoperative because DefaultTokenReplayCache.TryAdd does not reject duplicate tokens when DetectReplayedTokens is enabled, allowing a captur...

CVE-2026-59895

Hono is a Web application framework that provides support for any JavaScript runtime. From 4.0.0 before 4.12.27, cx in hono/css composes class names from plain strings but marks the result as already escaped without HTML-escaping the input, allowing untrusted className values used in a JSX class...

CVE-2026-59926

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.2.1, renderadmonition in src/mistune/directives/admonition.py concatenates the Admonition directive :class: option into the HTML class attribute without escaping, allowing attribute injection and cross-site scripting even...

CVE-2026-59895

Hono is a Web application framework that provides support for any JavaScript runtime. From 4.0.0 before 4.12.27, cx in hono/css composes class names from plain strings but marks the result as already escaped without HTML-escaping the input, allowing untrusted className values used in a JSX class...

CVE-2026-56283

Capgo before 12.128.2 contains an html injection vulnerability in the organization settings endpoint that allows attackers to inject malicious HTML content. Attackers can craft payloads in the organization name field to redirect users to untrusted websites, enabling phishing attacks and...

CVE-2026-56283

Capgo before 12.128.2 contains an html injection vulnerability in the organization settings endpoint that allows attackers to inject malicious HTML content. Attackers can craft payloads in the organization name field to redirect users to untrusted websites, enabling phishing attacks and...

CVE-2026-56283

Capgo before 12.128.2 contains an HTML injection vulnerability in the organization settings endpoint. Attackers can inject malicious HTML into the organization name field, enabling an open redirection to untrusted websites, which could facilitate phishing and reputational damage. The CVE entry no...

CVE-2026-55437 Coder vulnerable to stored HTML injection via workspace agent logs in AgentLogLine component

Coder allows organizations to provision remote development environments via Terraform. Prior to versions 2.29.17, 2.32.7, 2.33.8, and 2.34.2, the AgentLogLine dashboard component instantiated ansi-to-html without escapeXML: true and inserted the result via dangerouslySetInnerHTML so HTML embedded...

PT-2026-56648

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 150.0.7871.115 Description A use after free issue in Views allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. Use after free is a memory corruption flaw that occurs when an...

PT-2026-56318

Name of the Vulnerable Software and Affected Versions Chatra Live Chat + ChatBot + Cart Saver versions prior to 1.0.13 Description Insufficient input sanitization and output escaping in the admin settings allow authenticated attackers with administrator-level permissions and above to perform Stor...