183 matches found
CVE-2026-6827 justhtml before 1.17.0 Multiple Cross-Site Scripting Vulnerabilities
justhtml before 1.17.0 contains multiple security issues in sanitization, serialization, and programmatic DOM handling. When custom policies preserve foreign namespaces SVG/MathML, dangerous content such as HTML integration points SVG , MathML and mutation-XSS parser-differential payloads could...
CVE-2026-6827 justhtml before 1.17.0 Multiple Cross-Site Scripting Vulnerabilities
justhtml before 1.17.0 contains multiple security issues in sanitization, serialization, and programmatic DOM handling. When custom policies preserve foreign namespaces SVG/MathML, dangerous content such as HTML integration points SVG , MathML and mutation-XSS parser-differential payloads could...
CVE-2026-6827
justhtml before 1.17.0 (a Python HTML sanitization library) contains multiple security flaws in sanitization, serialization, and programmatic DOM handling. When custom policies preserve foreign namespaces (SVG/MathML), HTML integration points such as SVG and MathML can survive sanitization and ...
any2htpy (>=0.1.4, <=0.2.2), article-extractor (>=0.5.8, <=0.5.9) +3 more potentially affected by CVE-2026-74793 via justhtml (>=0.35.0, <=1.23.0)
justhtml PYPI version =0.35.0, =0.1.4, =0.5.8, =0.2.0, =0.1.0, =0.1.5 - projectify-app 2026.7.26 Source cves: CVE-2026-74793 Source advisory: MEND:CVE-2026-74793...
any2htpy (>=0.1.4, <=0.2.2), article-extractor (>=0.5.8, <=0.5.9) +1 more potentially affected by CVE-2026-6827 via justhtml (>=0.35.0, <=1.14.0)
justhtml PYPI version =0.35.0, =0.1.4, =0.5.8, =0.1.0, =0.1.5 Source cves: CVE-2026-6827 Source advisory: MEND:CVE-2026-6827...
EUVD-2026-64655
justhtml before 1.17.0 contains multiple security issues in sanitization, serialization, and programmatic DOM handling. When custom policies preserve foreign namespaces SVG/MathML, dangerous content such as HTML integration points SVG , MathML and mutation-XSS parser-differential payloads could...
CVE-2026-5751
justhtml versions 1.13.0 and earlier contain a parser-differential / mutation cross-site scripting mXSS vulnerability when using a custom SanitizationPolicy that preserves foreign namespaces e.g., dropforeignnamespaces=False with allowlisted SVG/MathML elements or raw-text containers such as...
CVE-2026-5751 justhtml before 1.14.0 Mutation XSS via custom sanitization policies
justhtml versions 1.13.0 and earlier contain a parser-differential / mutation cross-site scripting mXSS vulnerability when using a custom SanitizationPolicy that preserves foreign namespaces e.g., dropforeignnamespaces=False with allowlisted SVG/MathML elements or raw-text containers such as...
CVE-2026-5751
justhtml versions 1.13.0 and earlier are affected by a parser-differential / mutation XSS (mXSS) vulnerability. The issue occurs when a custom SanitizationPolicy preserves foreign namespaces (e.g., drop_foreign_namespaces=False with allowlisted SVG/MathML elements or raw-text containers such as )...
CVE-2026-5751 justhtml before 1.14.0 Mutation XSS via custom sanitization policies
justhtml versions 1.13.0 and earlier contain a parser-differential / mutation cross-site scripting mXSS vulnerability when using a custom SanitizationPolicy that preserves foreign namespaces e.g., dropforeignnamespaces=False with allowlisted SVG/MathML elements or raw-text containers such as...
CVE-2026-5751 justhtml before 1.14.0 Mutation XSS via custom sanitization policies
justhtml versions 1.13.0 and earlier contain a parser-differential / mutation cross-site scripting mXSS vulnerability when using a custom SanitizationPolicy that preserves foreign namespaces e.g., dropforeignnamespaces=False with allowlisted SVG/MathML elements or raw-text containers such as...
EUVD-2026-64654
justhtml versions 1.13.0 and earlier contain a parser-differential / mutation cross-site scripting mXSS vulnerability when using a custom SanitizationPolicy that preserves foreign namespaces e.g., dropforeignnamespaces=False with allowlisted SVG/MathML elements or raw-text containers such as...
any2htpy (>=0.1.4, <=0.2.2), article-extractor (>=0.5.8, <=0.5.9) potentially affected by CVE-2026-5751 via justhtml (>=0.35.0, <=1.13.0)
justhtml PYPI version =0.35.0, =0.1.4, =0.5.8, =0.5.9 Source cves: CVE-2026-5751 Source advisory: MEND:CVE-2026-5751...
CVE-2026-5388 justhtml before 1.15.0 Multiple Security Issues
justhtml before 1.15.0 contains multiple security issues in URL sanitization helpers cleanurlvalue/cleanurlinjsstring, HTML serialization, Markdown passthrough htmlpassthrough=True, and several custom sanitization-policy edge cases. Depending on configuration, an attacker can bypass sanitization ...
EUVD-2026-64653
justhtml versions before 1.13.0 contain a cross-site scripting vulnerability in the tomarkdown function when serializing attacker-controlled pre content. Attackers can place backticks inside sanitized pre elements to break out of fixed-length code fences, allowing raw HTML to execute when the...
CVE-2026-5389 justhtml before 1.13.0 XSS via code fence breakout
justhtml versions before 1.13.0 contain a cross-site scripting vulnerability in the tomarkdown function when serializing attacker-controlled pre content. Attackers can place backticks inside sanitized pre elements to break out of fixed-length code fences, allowing raw HTML to execute when the...
CVE-2026-5389
justhtml versions before 1.13.0 are affected by a cross-site scripting (XSS) vulnerability in the to_markdown() function. The root cause is that attacker-controlled content inside sanitized elements can contain backticks that break out of fixed-length code fences. When the resulting Markdown is ...
CVE-2026-5389 justhtml before 1.13.0 XSS via code fence breakout
justhtml versions before 1.13.0 contain a cross-site scripting vulnerability in the tomarkdown function when serializing attacker-controlled pre content. Attackers can place backticks inside sanitized pre elements to break out of fixed-length code fences, allowing raw HTML to execute when the...
CVE-2026-5389 justhtml before 1.13.0 XSS via code fence breakout
justhtml versions before 1.13.0 contain a cross-site scripting vulnerability in the tomarkdown function when serializing attacker-controlled pre content. Attackers can place backticks inside sanitized pre elements to break out of fixed-length code fences, allowing raw HTML to execute when the...
CVE-2026-5389
justhtml versions before 1.13.0 contain a cross-site scripting vulnerability in the tomarkdown function when serializing attacker-controlled pre content. Attackers can place backticks inside sanitized pre elements to break out of fixed-length code fences, allowing raw HTML to execute when the...