What’s Vulnerable › Vulnerabilities

CVE-2026-87816: PasswordPusher before 2.11.1 Race Condition View Limit Bypass

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-09 · updated 2026-09-10
• Weakness: CWE-362

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

• pglombardo PasswordPusher: before 2.11.1 — fixed in 2.11.1

How to fix

Upgrade to a fixed version: pglombardo PasswordPusher 2.11.1. Check the vendor advisory for mitigations.

References

• https://github.com/pglombardo/PasswordPusher/security/advisories/GHSA-6q3c-57pp-wvpp
• https://www.vulncheck.com/advisories/passwordpusher-before-2.11.1-race-condition-view-limit-bypass
• https://github.com/pglombardo/PasswordPusher/security/advisories/GHSA-6q3c-57pp-wvpp

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