CVE-2026-43944electerm: dangerous code can be run through links or command line
- 9.4CriticalCVSS base score
- 0.36%Exploitation in 30 daysEPSS · top 69% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
electerm is an open-sourced terminal/ssh/sftp/telnet/serialport/RDP/VNC/Spice/ftp client. From versions 3.0.6 to before 3.8.15, electerm is vulnerable to arbitrary local code execution via deep links, CLI --opts, or crafted shortcuts. Exploit requires clicking a crafted electerm://... link or opening a crafted shortcut/command that launches electerm with attacker-controlled opts. This issue has been patched in version 3.8.15.
Timeline
ID reserved
By GitHub_M
- 4 days later
· 4 days later
Published
- 5 days later
· 5 days later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| GitHub_MCNA (assigner) | 4.0 | Critical9.4 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H |
| NVDNVD · Modified | 4.0 | Critical9.4 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/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 |
- EPSS (exploitation in 30 days)
- 0.36% · top 69% of all CVEs (14 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.4.
Affected products
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- npmelectermGHSA-mpm8-cx2p-626q (opens in a new tab)
References
References5
- https://github.com/electerm/electerm/security/advisories/GHSA-mpm8-cx2p-626q (opens in a new tab)x_refsource_CONFIRM
- https://github.com/electerm/electerm/commit/0599e67069b00e376a2e962649aaad6096e63507 (opens in a new tab)x_refsource_MISC
- https://github.com/electerm/electerm/commit/8a6a17951e96d715f5a231532bbd8303fe208700 (opens in a new tab)x_refsource_MISC
- https://github.com/electerm/electerm/commit/a79e06f4a1f0ac6376c3d2411ef4690fa0377742 (opens in a new tab)x_refsource_MISC
- https://github.com/electerm/electerm/releases/tag/v3.8.15 (opens in a new tab)x_refsource_MISC
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2026-28516 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-mpm8-cx2p-626q (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2026-43944)Record last updated .