CVE-2026-42609
high
CVSS v3
8.1
CVSS v4 NEW
—
VIR risk
8.1
Description
Grav Vulnerable to Administrative Account Disruption and Privilege De-escalation via User Overwrite Logic
Predictions
Exploit likelihood
88%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Packagist | getgrav/grav | <2.0.0-beta.2 | 2.0.0-beta.2 |
| COMPOSER | getgrav/grav | < 2.0.0-beta.2 | 2.0.0-beta.2 |
References
- https://github.com/advisories/GHSA-rr73-568v-28f8
- https://github.com/getgrav/grav/commit/5a12f9be8314682c8713e569e330f11805d0a663
- https://github.com/getgrav/grav/commit/c66dfeb5ff679a1667678c6335eb9ff3255dfc47
- https://github.com/getgrav/grav/commit/d904efc33e03ebb597afde8d3368b28cf0423632
- https://github.com/getgrav/grav/security/advisories/GHSA-rr73-568v-28f8
- https://nvd.nist.gov/vuln/detail/CVE-2026-42609
- https://github.com/getgrav/grav
CWEs
CWE-269 CWE-285 CWE-639 CWE-837
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.