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CVE-2026-90491: Code Injection in sanjevirau gsubs

0
Medium
VulnerabilityCVE-2026-90491cvecve-2026-90491
Published: 09/13/2026 (09/13/2026, 01:00:12 UTC)
Source: CVE Database V5
Vendor/Project: sanjevirau
Product: gsubs

Description

CVE-2026-90491 is a code injection vulnerability in the sanjevirau gsubs component, specifically in the showQuerySuccessPage function within renderer/index.js of the Electron component. The vulnerability affects versions 1.0.0 through 1.0.3 and allows remote attackers to manipulate the filename argument to inject code. Public exploit code is available, but the vendor has not responded or provided a fix. The CVSS 4.0 score is 5.3, indicating a medium severity risk.

CVSS v4.0

Score 5.3medium

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
Passive
Vuln. Confidentiality
Low
Vuln. Integrity
Low
Vuln. Availability
Low
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

Affected software

sanjevirau

gsubs

Affected versions
=1.0.0=1.0.1=1.0.2=1.0.3
GitHub Actionsmore threats →ai
sanjevirau/gsubs
pkg:github/sanjevirau/gsubs
Affected versions
=1.0.0=1.0.1=1.0.2=1.0.3
CPE configurations
cpe:2.3:a:sanjevirau:gsubs:*:*:*:*:*:*:*:*

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/13/2026, 01:31:27 UTC

Technical Analysis

This vulnerability exists in sanjevirau gsubs up to version 1.0.3 in the showQuerySuccessPage function of renderer/index.js in the Electron component. An attacker can remotely manipulate the filename argument to perform code injection. The exploit is publicly available, and the vendor has not issued a response or patch. The CVSS 4.0 vector indicates network attack vector, low attack complexity, no privileges required, user interaction required, and low to limited impacts on confidentiality, integrity, and availability.

Potential Impact

Successful exploitation allows remote code injection via manipulation of the filename argument, potentially enabling execution of arbitrary code. The impact is rated medium severity with limited confidentiality, integrity, and availability impacts. No known active exploitation in the wild has been reported.

Mitigation Recommendations

No official fix or patch is currently available, and the vendor has not responded to the disclosure. Users should consider avoiding use of affected versions (=1.0.0, =1.0.1, =1.0.2, =1.0.3) until a vendor patch or official guidance is provided. Monitor for updates from the vendor or community for remediation.

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Technical Details

Data Version
5.2
Assigner Short Name
VulDB
Date Reserved
2026-09-12T08:03:44.328Z
Cvss Version
4.0
State
PUBLISHED

Threat ID: 6aa5fab755bf5e2cf5fb3af1

Added to database: 09/13/2026, 01:21:59 UTC

Last enriched: 09/13/2026, 01:31:27 UTC

Last updated: 09/13/2026, 03:09:37 UTC

Views: 6

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