CVE-2026-33806 Affecting trigger-dev package, versions <4.5.0-r0
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-MINIMOSLATEST-TRIGGERDEV-17804200
- published3 Jul 2026
- disclosed15 Apr 2026
Introduced: 15 Apr 2026
CVE-2026-33806 (opens in a new tab)How to fix?
Upgrade Minimos:latest trigger-dev to version 4.5.0-r0 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream trigger-dev package and not the trigger-dev package as distributed by Minimos.
See How to fix? for Minimos:latest relevant fixed versions and status.
Impact:
Fastify applications using schema.body.content for per-content-type body validation can have validation bypassed entirely by prepending a space to the Content-Type header. The body is still parsed correctly but schema validation is skipped.
This is a regression introduced in fastify >= 5.3.2 by the fix for CVE-2025-32442
Patches:
Upgrade to fastify v5.8.5 or later.
Workarounds:
None. Upgrade to the patched version.
References
- https://www.cve.org/CVERecord?id=CVE-2026-33806
- https://github.com/advisories/GHSA-247c-9743-5963
- https://osv.dev/vulnerability/MINI-j3pc-8mch-536r
- https://osv.dev/vulnerability/CVE-2026-33806
- https://cna.openjsf.org/security-advisories.html
- https://github.com/fastify/fastify/security/advisories/GHSA-mg2h-6x62-wpwc