CVE-2025-31122: scratch-coding-hut.github.io Login Links Generation vulnerability

Severity: critical (CVSS 9.0 v4.0)
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: 2025-03-31 · updated 2026-06-17
Weakness: CWE-287

Description

scratch-coding-hut.github.io is the website for Coding Hut. In 1.0-beta3 and earlier, the login link can be used to login to any account by changing the username in the username field.

Affected products

Scratch-Coding-Hut: through 1.0-beta3

References

https://github.com/Scratch-Coding-Hut/Scratch-Coding-Hut.github.io/issues/56
https://github.com/Scratch-Coding-Hut/Scratch-Coding-Hut/security/advisories/GHSA-mmg3-567w-v9j2

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