CVE-2026-42551
high
CVSS v3
7.5
CVSS v2
—
VIR risk
7.5
Description
Flight: HTTP method override enabled by default, facilitating CSRF escalation and middleware bypass
Predictions
Exploit likelihood
83%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Packagist | flightphp/core | <3.18.1 | 3.18.1 |
| COMPOSER | flightphp/core | < 3.18.1 | 3.18.1 |
References
- https://github.com/advisories/GHSA-vxrr-w42w-w76g
- https://github.com/flightphp/core/security/advisories/GHSA-vxrr-w42w-w76g
- https://nvd.nist.gov/vuln/detail/CVE-2026-42551
- https://github.com/flightphp/core/commit/b8dd23aaa828cb289fa3c84e75b2a3717cab50b0
- https://github.com/flightphp/core
- https://github.com/flightphp/core/releases/tag/v3.18.1
CWEs
CWE-436
Verify integrity in audit chain (admin only). AS-IS.