CVE-2026-76548 json
Profile Builder < 4.0.1 - Unauthenticated Unpublished Content and Media Modification via Front-End Upload Auth Bypass
published 2026-08-29 2 mo ago modified 2026-08-31 2 mo ago also EUVD-2026-68052
- cvss
- 8.2
- 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 25%
- public exploits
- 0
- none known
Summary
The User Profile Builder WordPress plugin before 4.0.1 does not properly restrict its front-end file upload feature, granting unauthenticated visitors capabilities reserved to privileged roles. This allows them to list the site's media library and to modify unpublished posts, pages and media items belonging to other users.
Patch / fix
- Unknown User Profile Builder 4.0.1
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 2 mo ago
Exploit prediction
0.32% chance of exploitation in the next 30 days, higher than 25% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- wpscan.com https://wpscan.com/vulnerability/75e0611d-e11d-44f8-8fc1-7c40bb113f64/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 8.2 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N |
| CNA | 3.1 | 8.2 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N |
Affected products
- Unknown User Profile Builder
Classification
- Weakness
-
- CWE-287 Improper Authentication
- Technology feeds
References
-
wpscan.com
/vulnerability/75e0611d-e11d-44f8-8fc1-7c40bb113f64/
exploit, vdb-entry, technical-description
Sources
- CVE List CVE-2026-76548
- NVD CVE-2026-76548
Fencer Vulns 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.