CVE-2026-45172
Authenticated low-priv user can execute commands on PSMP host.
Is CVE-2026-45172 being exploited?
Not confirmed. CVE-2026-45172 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 0.55% probability of exploitation in the next 30 days.
How severe is CVE-2026-45172?
CVE-2026-45172 is rated High with a CVSS score of 8.7. 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-2026-45172?
Yes. A fix has been recorded for CVE-2026-45172. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-45172 affect?
CVE-2026-45172 affects Idira Privileged Session Manager for SSH (PSMP) < 15.0.2, 14.6.3, 14.2.5, 14.0.6. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-45172?
Patch to fixed PSMP versions immediately
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Privilege escalation: arbitrary command execution on PSMP via SSH due to input validation flaw.
Immediate action required
- affected>= 14.0 and < 14.0.6
- affected>= 14.2 and < 14.2.5
- affected>= 14.6 and < 14.6.3
- affected>= 15.0 and < 15.0.2
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.