PT-2026-43165 · Stonith404 · Pingvin Share

Trebledj · Published 2026-05-26 · Updated 2026-05-26 · CVE-2026-9519

Mitre

CVSS v3.1

4.3

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

A security flaw has been discovered in stonith404 pingvin-share up to 1.13.0. This affects the function getServerSideProps of the file frontend/src/pages/auth/signIn.tsx of the component Sign-in Auto-Redirect. The manipulation of the argument redirect results in cross site scripting. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Exploit

Code Injection

XSS

Weakness Enumeration

CWE-94

CWE-79

Related Identifiers

CVE-2026-9519

Affected Products

Pingvin Share

References · 4

• 🔥 https://gist.github.com/TrebledJ/0efceef4f3a2e0515cc2fe96b4c22679 · Exploit
• https://vuldb.com/vuln/365539/cti · Note
• https://vuldb.com/submit/814364 · Note
• https://vuldb.com/vuln/365539 · Note