CVE-2026-43941
RCE via unvalidated terminal URL in Electerm <=3.8.15
Is CVE-2026-43941 being exploited?
Not confirmed. CVE-2026-43941 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.39% probability of exploitation in the next 30 days.
How severe is CVE-2026-43941?
CVE-2026-43941 is rated Critical with a CVSS score of 9.6. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-43941?
Yes. A fix has been recorded for CVE-2026-43941. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-43941 affect?
CVE-2026-43941 affects Electerm <= 3.8.15. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-43941?
Monitor; disable auto-opening of terminal URLs; await patch
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote code execution or local file access via attacker-controlled terminal URL click
Monitor only
- affected<= 3.8.15
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.