Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2026-92973— ansi2html 1.7.0a0 through 1.9.3 Cross-Site Scripting via OSC 8

Quick assessment

Affected
pycontribs ansi2html
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

版本 1.7.0a0 至 1.9.3 的 在 OSC 8 超链接处理中存在跨站脚本（XSS）漏洞，原因是未能对 URL 目标进行校验或转义。能够控制 ANSI 文本输入的攻击者可以注入 协议，或通过截断 属性，从而在以转换后页面显示的环境中的任意脚本上下文中执行任意脚本。

CVSS 6.1 · Medium
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-92973

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
ansi2html 1.7.0a0 through 1.9.3 Cross-Site Scripting via OSC 8
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
pycontribs ansi2html 1.7.0a0 ~ 1.9.4 -

II. Public POCs for CVE-2026-92973

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-92973

请登录查看更多情报信息。

Patches & Fixes for CVE-2026-92973 (1)

Vendor Advisories for CVE-2026-92973 (1)

Security Blog Posts for CVE-2026-92973 (1)

IV. Related Vulnerabilities

Same weakness: CWE-79

V. Comments for CVE-2026-92973

No comments yet

Leave a comment