CVE-2026-122139 blueprintUE Self-Hosted Edition before 4.3.3 Account Enumeration via Password Reset
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-122139?
CVE-2026-122139 is a medium-severity vulnerability in blueprintue-self-hosted-edition, published on 4 Nov 2026.
Official description
blueprintUE Self-Hosted Edition before 4.3.3 contains an account enumeration vulnerability in ForgotPasswordMiddleware.php that allows unauthenticated attackers to identify registered email addresses. Attackers can compare password reset redirect targets for submitted emails, and failed lookups are never rate-limited, enabling unlimited enumeration attempts.
Weakness: CWE-204
Which versions are affected by CVE-2026-122139?
How do I fix CVE-2026-122139?
No fix has been published for CVE-2026-122139 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-122139 being exploited?
There is no known exploitation of CVE-2026-122139 in the wild and no public exploit code.
Sources
Also known as GHSA-6v33-jwgx-fxf7, GHSA-fwgq-c3c6-p67j.