CVE-2026-90976 json
Clean Login < 1.19 - Unauthenticated Account Creation with Registration Disabled
published last mo. modified last mo. also EUVD-2026-82688
- cvss
- 5.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 23%
- public exploits
- 0
- none known
Summary
The Clean Login WordPress plugin before 1.19 does not check whether user registration is enabled before creating an account in its registration handler, allowing unauthenticated users to create accounts even when the site has registration disabled.
Patch / fix
- Unknown Clean Login 1.19
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Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- last mo.
Exploit prediction
0.30% chance of exploitation in the next 30 days, higher than 23% of all scored CVEs (FIRST EPSS, 2026-11-11).
Exploits and checks
- wpscan.com https://wpscan.com/vulnerability/e72f9529-6500-4ed2-a8cc-d77045b6be5c/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
Affected products
- Unknown Clean Login
Classification
- Weakness
-
- CWE-284 Improper Access Control
- Technology feeds
References
-
wpscan.com
/vulnerability/e72f9529-6500-4ed2-a8cc-d77045b6be5c/
exploit, vdb-entry, technical-description
Sources
- CVE List CVE-2026-90976
- NVD CVE-2026-90976
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.