CVE-2026-90491

sanjevirau gsubs Electron index.js showQuerySuccessPage code injection

LOW 2.1EPSS 0.4%

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.

Affected: sanjevirau · gsubs
CVSS v4.0 VULDB: 2.1 LOWCVSS: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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS v3.1 VULDB: 6.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
CVSS v2.0 VULDB: 7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS: 0.42% chance of exploitation in the next 30 days, 35th percentile
Published: 2026-09-13
Updated: 2026-09-15

Proof-of-concept exploits (1)

LeoWSY-hashblue/cve-electron-2/tree/master/gsubs/poc0★ · 2026-09-02

CVE-2026-90491

Proof-of-concept exploits (1)

References

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