CVE-2026-92973
Published:September 17, 2026
Updated:October 09, 2026
ansi2html versions 1.7.0a0 through 1.9.3 contain a cross-site scripting vulnerability in OSC 8 hyperlink handling that fails to validate or escape URL targets. Attackers controlling ANSI text input can inject javascript: schemes or terminate href attributes to execute arbitrary scripts in the context of pages displaying converted output.
Affected Packages
ansi2html (CONDA):
Affected version(s) >=1.7.0 <1.9.4Fix Suggestion:
Update to version 1.9.4https://github.com/pycontribs/ansi2html.git (GITHUB):
Affected version(s) >=v1.9.0rc1 <v1.9.4Fix Suggestion:
Update to version v1.9.4ansi2html (PYTHON):
Affected version(s) >=1.7.0a0 <1.9.4Fix Suggestion:
Update to version 1.9.4Related Resources (6)
Do you need more information?
Contact UsCVSS v4
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
LOW
Subsequent System Integrity
LOW
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.1
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
EPSS
Base Score:
0.39