CVE-2026-87816 PasswordPusher before 2.11.1 Race Condition View Limit Bypass
Unauthenticated attackers can bypass view limits via race conditions to access one-time secrets multiple times in PasswordPusher.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-87816?
CVE-2026-87816 is a high-severity vulnerability in pglombardo PasswordPusher, published on 9 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
PasswordPusher before 2.11.1 contains a time-of-check-to-time-of-use race condition in view limit enforcement that allows unauthenticated attackers to bypass expire_after_views limits. Attackers can send concurrent requests to the show endpoint to access one-time secrets multiple times before the view count is incremented and the push expires.
Weakness: CWE-362
Which versions are affected by CVE-2026-87816?
How do I fix CVE-2026-87816?
No fix has been published for CVE-2026-87816 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-87816 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-87816 exists.
Sources
Also known as GHSA-6q3c-57pp-wvpp, GHSA-j5vw-cw8p-7f7g.