CVE-2026-29203
Privilege escalation via symlink in cPanel Nova Connector.
Is CVE-2026-29203 being exploited?
Not confirmed. CVE-2026-29203 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 0.49% probability of exploitation in the next 30 days.
How severe is CVE-2026-29203?
CVE-2026-29203 is rated High with a CVSS score of 8.8. 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-2026-29203?
Not known from our data. No patch reference has been recorded for CVE-2026-29203, which is not the same as no patch existing — a fix may have shipped without a tagged reference, or after this record was written. The vendor advisory is the only authority on whether a fix exists, and mitigations may be available regardless.
What does CVE-2026-29203 affect?
CVE-2026-29203 affects cPanel Nova plugin (Cpanel::Nova::Connector), cPanel hosting environments. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-29203?
Apply patch when available; restrict Nova path access; monitor symlink activity
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Local privilege escalation: authenticated user can set root perms on arbitrary files via Nova path symlinks.
Patch when possible
- affected>= 11.136.0.0 and < 11.136.0.9
- affected>= 11.134.0.0 and < 11.134.0.25
- affected>= 11.132.0.0 and < 11.132.0.31
- affected>= 11.130.0.0 and < 11.130.0.22
- affected>= 11.126.0.0 and < 11.126.0.58
- affected>= 11.124.0.0 and < 11.124.0.37
- affected>= 11.118.0.0 and < 11.118.0.66
- affected>= 11.110.0.0 and < 11.110.0.117
- affected>= 11.102.0.0 and < 11.102.0.41
- affected>= 11.94.0.0 and < 11.94.0.30
- affected>= 11.86.0.0 and < 11.86.0.43
- affected>= 11.110.0.0 and < 11.110.0.116
- affected>= 11.136.1.0 and < 11.136.1.10
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.