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VulnerabilityPublished

CVE-2026-75823: User Frontend (WordPress plugin) · Improper Privilege Management

Affects User Frontend (WordPress plugin)Source CVE Database V5

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Not known to be exploited · CVSS 7.4 High : upgrade to 4.3.12 soon.

Data as of 12 Nov 2026, 23:24 UTC

CVSS 3.1 base score
7.4High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 16% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CISA SSVC
Exploitation
No evidence of active exploitation and no public proof of concept
Automatable
Attackers cannot reliably automate steps 1–4 of the kill chain
Technical impact
Total control over the software or total information disclosure

CISA SSVC assessment, 2026-09-30.

Patch
Available – fixed in 4.3.12
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 30 Sep 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 13 Nov 2026.

What to do

Upgrade User Frontend (WordPress plugin) to 4.3.12.

Affected software

ProductAffectedFixed in
User FrontendAffected
  • >=3.5.29 <4.3.12
Fixed in
  • 4.3.12

AI-suggested

Upgrade the User Frontend plugin to version 4.3.12 or later, where this vulnerability is fixed. Ensure the PHP sodium extension is available to avoid this issue. No other mitigations are indicated by the vendor.

Description

CVE-2026-75823 is a high-severity vulnerability in the User Frontend WordPress plugin before version 4.3.12. It allows unauthenticated users to manipulate the role assigned during registration, enabling them to gain elevated privileges such as the Editor role. This issue occurs only when the PHP sodium extension is unavailable and a registration page is configured. The Administrator role cannot be obtained through this vulnerability.

References

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