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CVE-2026-90491— sanjevirau gsubs Electron index.js showQuerySuccessPage code injection

Quick assessment

Affected
sanjevirau gsubs
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.

Sanjevi Rau gSubs是Sanjevi Rau个人开发者的一款跨平台的多文件搜索替换工具。 Sanjevi Rau gSubs 1.0.0版本、1.0.1版本、1.0.2版本和1.0.3版本存在安全漏洞，该漏洞源于Electron组件中文件renderer/index.js的showQuerySuccessPage函数对参数filename处理不当，可能导致远程代码注入。

CVSS 6.3 · Medium EPSS 0.42% · P35

Possible ATT&CK Techniques 1 AI

T1200 · Hardware Additions

Affected Version Matrix 4

VendorProduct Version RangeStatus
sanjevirau gsubs 1.0.0 affected
1.0.1 affected
1.0.2 affected
1.0.3 affected
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I. Basic Information for CVE-2026-90491

Vulnerability Information
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Vulnerability Title
sanjevirau gsubs Electron index.js showQuerySuccessPage code injection
Source: CVE Program / CVE List V5
Vulnerability Description
A weakness has been identified in sanjevirau gsubs up to 1.0.3. Impacted is the function showQuerySuccessPage of the file renderer/index.js of the component Electron. Executing a manipulation of the argument filename can lead to code injection. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Sanjevi Rau gSubs 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Sanjevi Rau gSubs是Sanjevi Rau个人开发者的一款跨平台的多文件搜索替换工具。 Sanjevi Rau gSubs 1.0.0版本、1.0.1版本、1.0.2版本和1.0.3版本存在安全漏洞，该漏洞源于Electron组件中文件renderer/index.js的showQuerySuccessPage函数对参数filename处理不当，可能导致远程代码注入。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
sanjevirau gsubs 1.0.0 cpe:2.3:a:sanjevirau:gsubs:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-90491

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-90491

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Proof of Concept for CVE-2026-90491 (2)

IV. Related Vulnerabilities

Same weakness: CWE-94

V. Comments for CVE-2026-90491

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