CVE-2026-126815 json
Pre-account hijacking via planted password
published 14h ago modified 14h ago also EUVD-2026-123800
- cvss
- 8.1
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- —
- no EPSS score yet
- public exploits
- 0
- none known
Summary
Pre-account hijacking in the authentication flow in Lagarto Chivato 0.4.1 and earlier on Web allows remote unauthenticated attackers to take over arbitrary accounts via a password planted on an unregistered email address that becomes valid upon the victim’s first passwordless login.
Patch / fix
Is CVE-2026-126815 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 8.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N |
Affected products
- XauenDevs Lagarto Chivato
Classification
- Weakness
-
- CWE-287 Improper Authentication
References
-
grayback.es
/advisories
patch
-
grayback.es
/en/advisories
patch
Sources
- CVE List CVE-2026-126815
- NVD CVE-2026-126815
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