Vulnerability · Published Sep 9, 2026 · Assigned by VulnCheck
CVE-2026-87816PasswordPusher before 2.11.1 Race Condition View Limit Bypass
High 7.5
In plain English
A high-severity race condition in PasswordPusher from pglombardo. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 31% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.4%top 69.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| pglombardo | PasswordPusher | 0 – before 2.11.1 |
Weakness: CWE-362 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
References
- GitHub Security Advisory (GHSA-6q3c-57pp-wvpp) vendor-advisory
- VulnCheck Advisory: PasswordPusher before 2.11.1 Race Condition View Limit Bypass third-party-advisory