CVE-2026-121588— TeXlyre from 0.11.0 before 0.13.5 Stored XSS via Recipe Icon Import

Quick assessment

Affected

TeXlyre texlyre

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.

TeXlyre 0.11.0 至 0.13.5 之前的版本存在存储型跨站脚本（Stored XSS）漏洞。攻击者可通过提供恶意的 LSP（语言服务器协议）或排版食谱（typesetter recipe）图标，诱导用户执行恶意脚本。攻击者可诱骗受害者导入包含 HTML 事件处理程序的图标食谱，从而持久化访问本地项目文件及仓库凭据。

CVSS 6.1 · Medium Updated Nov 04, 2026

Possible ATT&CK Techniques 2 AI

T1566.002 · Spearphishing Link T1190 · Exploit Public-Facing Application

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Vulnerability Information

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Vulnerability Title

TeXlyre from 0.11.0 before 0.13.5 Stored XSS via Recipe Icon Import

Source: CVE Program / CVE List V5

Vulnerability Description

TeXlyre from 0.11.0 before 0.13.5 contains a stored cross-site scripting vulnerability that allows attackers to execute script by supplying malicious LSP or typesetter recipe icons. Attackers can trick victims into importing a recipe whose icon contains an HTML event handler, persistently accessing local projects and repository credentials.

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
TeXlyre	texlyre	0.11.0 ~ 0.13.5	-

II. Public POCs for CVE-2026-121588

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2026-121588

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Other References for CVE-2026-121588 (4)

https://github.com/TeXlyre/texlyre/commit/92b50ca050af8473f0fd51a048a7e1d60dcdb2dc patch
https://github.com/TeXlyre/texlyre/blob/9621db54893cc2203be5aed8615f54a17653be4d/src/components/settings/ToolConfigCards.tsx#L174 technical-description
https://github.com/TeXlyre/texlyre/security/advisories/GHSA-gg75-v533-34cq vendor-advisory
https://www.vulncheck.com/advisories/texlyre-from-0.11.0-before-0.13.5-stored-xss-via-recipe-icon-import third-party-advisory

https://www.cve.org/CVERecord?id=CVE-2026-121588

IV. Related Vulnerabilities

Same weakness: CWE-79