fast-uri: fast-uri: Host confusion via unbalanced URI brackets can bypass security policies

A flaw was found in fast-uri. The library incorrectly processes Uniform Resource Identifier URI hosts containing unbalanced brackets, leading to a discrepancy in how the host is parsed by fast-uri compared to other HTTP clients. This host confusion can allow an attacker to bypass security policie...

Rocky Linux 9 [CIQ] Security Update: python3.12 / python3.12-debug / python3.12-debuginfo / etc (crlsa-2025_7107)

The Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20257107 advisory. python: cpython: URL parser allowed square brackets in domain names CVE-2025-0938 Tenable has extracted the preceding description block directly from the CIQ securi...

Rocky Linux 9 [CIQ] Security Update: python3.11 / python3.11-debug / python3.11-debuginfo / etc (crlsa-2025_7109)

The Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20257109 advisory. python: cpython: URL parser allowed square brackets in domain names CVE-2025-0938 Tenable has extracted the preceding description block directly from the CIQ securi...

Rocky Linux 9 [CIQ] Security Update: python-unversioned-command / python3 / python3-debug / etc (crlsa-2025_6977)

The Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20256977 advisory. python: cpython: URL parser allowed square brackets in domain names CVE-2025-0938 Tenable has extracted the preceding description block directly from the CIQ securi...

fast-uri: fast-uri: Host confusion via unbalanced URI brackets can bypass security policies

A flaw was found in fast-uri. The library incorrectly processes Uniform Resource Identifier URI hosts containing unbalanced brackets, leading to a discrepancy in how the host is parsed by fast-uri compared to other HTTP clients. This host confusion can allow an attacker to bypass security policie...

fast-uri: fast-uri: Host confusion via unbalanced URI brackets can bypass security policies

A flaw was found in fast-uri. The library incorrectly processes Uniform Resource Identifier URI hosts containing unbalanced brackets, leading to a discrepancy in how the host is parsed by fast-uri compared to other HTTP clients. This host confusion can allow an attacker to bypass security policie...

fast-uri: fast-uri: Host confusion via unbalanced URI brackets can bypass security policies

A flaw was found in fast-uri. The library incorrectly processes Uniform Resource Identifier URI hosts containing unbalanced brackets, leading to a discrepancy in how the host is parsed by fast-uri compared to other HTTP clients. This host confusion can allow an attacker to bypass security policie...

Linux Distros Unpatched Vulnerability : CVE-2026-84394

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fast-uri accepts a host that contains an unbalanced or misplaced authority bracket without reporting an error. A host that starts with an opening bracket but do...

CVE-2026-84394

A flaw was found in fast-uri. The library incorrectly processes Uniform Resource Identifier URI hosts containing unbalanced brackets, leading to a discrepancy in how the host is parsed by fast-uri compared to other HTTP clients. This host confusion can allow an attacker to bypass security policie...

PT-2026-84880

Name of the Vulnerable Software and Affected Versions fast-uri versions prior to 2.4.6 fast-uri versions prior to 3.1.7 fast-uri versions prior to 4.1.4 Description The parse function fails to report an error when a host contains an unbalanced or misplaced authority bracket. A host starting with ...

CVE-2026-73524

Cypht before 2.12.2 contains a cross-site scripting vulnerability in the contacts module that allows remote attackers to execute arbitrary script content by embedding malicious payloads within angle brackets in the FROM email header. The sanitization logic removes only the first occurrence of eac...

CVE-2026-73524 Cypht < 2.12.2 XSS via FROM Email Header in Contacts Module

Cypht before 2.12.2 contains a cross-site scripting vulnerability in the contacts module that allows remote attackers to execute arbitrary script content by embedding malicious payloads within angle brackets in the FROM email header. The sanitization logic removes only the first occurrence of eac...

CVE-2026-73524

CVE-2026-73524 is a cross-site scripting (XSS) vulnerability in Cypht (versions before 2.12.2 ), located in the contacts module . The root cause is a flawed sanitization routine that removes only the first occurrence of each angle bracket character, leaving additional angle brackets intact. An at...

CVE-2026-80347 mcp-fetch through 1.6.3 Server-Side Request Forgery via Unstripped IPv6 Literal Brackets

mcp-fetch checks a fetch target against its SSRF guard without removing the brackets that surround an IPv6 literal. isSafeUrl reads the hostname from the parsed URL, which for a literal such as http://::1/ yields the bracketed string, and then tests it with net.isIP. That call returns zero for a...

CVE-2026-80347 mcp-fetch through 1.6.3 Server-Side Request Forgery via Unstripped IPv6 Literal Brackets

mcp-fetch checks a fetch target against its SSRF guard without removing the brackets that surround an IPv6 literal. isSafeUrl reads the hostname from the parsed URL, which for a literal such as http://::1/ yields the bracketed string, and then tests it with net.isIP. That call returns zero for a...

CVE-2026-8445

justhtml versions are preserved, so untrusted input that is safe in tohtml — including entity-decoded text e.g. script or text from RCDATA/RAWTEXT-parsed elements like , , , and — can be emitted as raw HTML in the Markdown output, enabling a sanitizer bypass and potential cross-site scripting whe...

CVE-2026-8445 justhtml before 1.12.0 Sanitizer Bypass via Markdown

justhtml versions are preserved, so untrusted input that is safe in tohtml — including entity-decoded text e.g. script or text from RCDATA/RAWTEXT-parsed elements like , , , and — can be emitted as raw HTML in the Markdown output, enabling a sanitizer bypass and potential cross-site scripting whe...

EUVD-2026-64659

justhtml versions are preserved, so untrusted input that is safe in tohtml — including entity-decoded text e.g. script or text from RCDATA/RAWTEXT-parsed elements like , , , and — can be emitted as raw HTML in the Markdown output, enabling a sanitizer bypass and potential cross-site scripting whe...

CVE-2026-8445 justhtml before 1.12.0 Sanitizer Bypass via Markdown

justhtml versions are preserved, so untrusted input that is safe in tohtml — including entity-decoded text e.g. script or text from RCDATA/RAWTEXT-parsed elements like , , , and — can be emitted as raw HTML in the Markdown output, enabling a sanitizer bypass and potential cross-site scripting whe...

CVE-2026-8445 justhtml before 1.12.0 Sanitizer Bypass via Markdown

justhtml versions are preserved, so untrusted input that is safe in tohtml — including entity-decoded text e.g. script or text from RCDATA/RAWTEXT-parsed elements like , , , and — can be emitted as raw HTML in the Markdown output, enabling a sanitizer bypass and potential cross-site scripting whe...