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High 9.2

Vvveb before 1.0.9.0 Cookie Forgery via PHP Type Juggling in generateCookie()

CVE-2026-126377 First seen on SecPulse

Summary

Vvveb before 1.0.9.0 contains an authentication bypass vulnerability in generateCookie() in system/user/user.php that uses loose comparison to validate MD5 cookie hashes. Unauthenticated attackers can brute-force cookie values until the server's MD5 computation yields a 0e magic hash, then forge per...

Affected packages

PackageAffected → Fixed
givanzVvveb
< 1.0.9.0→ 1.0.9.0
Original description The description as published by the source.

Vvveb before 1.0.9.0 contains an authentication bypass vulnerability in generateCookie() in system/user/user.php that uses loose comparison to validate MD5 cookie hashes. Unauthenticated attackers can brute-force cookie values until the server's MD5 computation yields a 0e magic hash, then forge persistent cookies for account takeover.

Source: CVE.org (CVE Program・cvelistV5) NVD

References

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