Impact Electerm's terminal hyperlink handler passes any URL clicked in the terminal directly to shell.openExternal without any protocol validation. When a user connects to a malicious SSH server, the attacker can print…
| CVE ID | CVE-2026-43941 |
| Vendor | npm |
| Affected Product | electerm |
| Vulnerability Type | Vulnerability |
| CVSS Score | 8.8 (HIGH) |
| Actively Exploited | ❌ No known exploitation |
| Patch Status | See Vendor Advisory → |
| Reported By | CYBERDUDEBIVASH SENTINEL APEX Intelligence (via github_advisories) |
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shell.openExternal without any protocol validation. When a user connects to a malicious SSH server, the attacker can print a crafted URI in the terminal output. If the victim clicks the link, shell.openExternal executes it using the operating system's default protocol handler. This can be abused to:ms-msdt:, search-ms:) for code executionfile://, UNC paths) to leak NTLM hashes or exfiltrate dataSigma rules, YARA signatures, IOC table, and SIEM queries for Splunk, Elastic, Sentinel, and Chronicle — deployable in 5 minutes.