CVE-2026-122131

Joi 17.13.6 before 17.13.9 and 18.2.5 before 18.3.1 contains a prototype pollution vulnerability in lib/messages.js compile and merge that fails to reject a proto language key. Attackers supplying untrusted message configuration via any.messages, prefs, validate options or Joi.extend can replace...

EUVD-2026-117085

Joi 17.13.6 before 17.13.9 and 18.2.5 before 18.3.1 contains a prototype pollution vulnerability in lib/messages.js compile and merge that fails to reject a proto language key. Attackers supplying untrusted message configuration via any.messages, prefs, validate options or Joi.extend can replace...

PT-2026-137153

Joi 17.13.6 before 17.13.9 and 18.2.5 before 18.3.1 contains a prototype pollution vulnerability in lib/messages.js compile and merge that fails to reject a proto language key. Attackers supplying untrusted message configuration via any.messages, prefs, validate options or Joi.extend can replace...