Open-source package vulnerability · npm

CVE-2026-45058: Electerm: Importing unsafe bookmark data could lead to unsafe operation when clicking local type bookmark

criticalCVSS 4.0 9.4GHSA-jgg9-rw32-44pj

Impact 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.

Published May 14, 2026 · Updated Jun 9, 2026

Affected packages

electerm

Ecosystem: npm
Affected: <= 3.8.8
Fixed in: No patched version yet
Check: npm ls electerm

Advisory details

From the GitHub Advisory Database (CC BY 4.0).

Impact

_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._

Patches

Not yet

Workarounds

Do not import unsafe data

References

Report / credit: https://github.com/Curly-Haired-Baboon
Electerm releases: https://github.com/electerm/electerm/releases

Credited to amwhoi.

References

How this page is made: the data panel comes from the GitHub Advisory Database, CISA’s KEV catalog, the NVD and FIRST EPSS, and updates twice a day. No analysis has been written for this entry yet. Methodology

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