CVE-2026-45777
RCE on OpenXDMoD web server (v9.5.0–11.0.2) via web server privileges.
Is CVE-2026-45777 being exploited?
Not confirmed. CVE-2026-45777 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-2026-45777?
CVE-2026-45777 is rated Critical with a CVSS score of 9.3. 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-2026-45777?
Yes. A fix has been recorded for CVE-2026-45777. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-45777 affect?
CVE-2026-45777 affects OpenXDMoD 9.5.0–11.0.2. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-45777?
Upgrade to 11.0.3 or apply manual patch
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
RCE via web server; can run commands, read/modify data, alter config, disrupt service.
Immediate action required
- affected>= 9.5.0 and < 11.0.3
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.