CVE-2023-4798 json
User Avatar - Reloaded < 1.2.2 - Contributor+ Stored XSS
published 2023-10-16 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-54642
- cvss
- 5.4
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 40%
- public exploits
- 0
- none known
Summary
The User Avatar WordPress plugin before 1.2.2 does not properly sanitize and escape certain of its shortcodes attributes, which could allow relatively low-privileged users like contributors to conduct Stored XSS attacks.
Patch / fix
- Unknown User Avatar 1.2.2
Exploit prediction
0.46% chance of exploitation in the next 30 days, higher than 40% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- wpscan.com https://wpscan.com/vulnerability/273a95bf-39fe-4ba7-bc14-9527acfd9f42 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
Affected products
- Unknown User Avatar
Classification
- Technology feeds
References
-
wpscan.com
/vulnerability/273a95bf-39fe-4ba7-bc14-9527acfd9f42
exploit, vdb-entry, technical-description, third-party-advisory
Sources
- CVE List CVE-2023-4798
- NVD CVE-2023-4798
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.