CVE-2026-45058

electerm: Import unsafe bookmark data could lead to unsafe operation when click local type bookmark

State: Published
Severity: 9.4 Critical
Published: May 28, 2026
Updated: May 30, 2026
Reserved: May 8, 2026

Description

electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. In 3.8.8 and earlier, there is persistent local-pty code execution via imported bookmarks or compromised sync targets. Affects users who import bookmark JSON files or who have electerm sync configured (gist/WebDAV). The attacker can inject exec* fields or global config to cause remote code to run when a bookmark is opened or when sync is applied.

Scores

CVSS	Score	Vector	Source
4.0	9.4 Critical	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H	GitHub_M

Weaknesses

CWE-94 Improper Control of Generation of Code ('Code Injection')
CWE-345 Insufficient Verification of Data Authenticity
CWE-494 Download of Code Without Integrity Check
CWE-915 Improperly Controlled Modification of Dynamically-Determined Object Attributes

Affected Products

Product	Versions
electermelecterm	<= 3.8.8Affected

References

https://github.com/electerm/electerm/security/advisories/GHSA-jgg9-rw32-44pj

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