CVE-2026-28141 json
WordPress NextGEN Gallery plugin <= 4.2.3 - Cross Site Scripting (XSS) vulnerability
published 2026-08-06 3 mo ago modified 2026-10-23 16 d ago also EUVD-2026-53944
- cvss
- 7.1
- version 3.1, CNA
- 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, plus a Nuclei check
Summary
Unauthenticated Cross Site Scripting (XSS) in NextGEN Gallery <= 4.2.3 versions.
Patch / fix
- Syed Balkhi NextGEN Gallery 4.2.4
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 3 mo ago
Exploit prediction
0.47% chance of exploitation in the next 30 days, higher than 40% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- Nuclei template NextGEN Gallery <= 4.2.3 - Reflected Cross-Site Scripting nuclei detection template
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L |
Affected products
- Syed Balkhi NextGEN Gallery
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
- Technology feeds
References
Sources
- CVE List CVE-2026-28141
- NVD CVE-2026-28141
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.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.