CVE-2021-24481 json
Any Hostname <= 1.0.6 - Authenticated Stored Cross-Site Scripting (XSS)
published 2021-08-02 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-11393
- cvss
- 4.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.6%
- EPSS 0.6% chance of exploitation in 30 days, percentile 49%
- public exploits
- 0
- none known
Summary
The Any Hostname WordPress plugin through 1.0.6 does not sanitise or escape its "Allowed hosts" setting, leading to an authenticated stored XSS issue as high privilege users are able to set XSS payloads in it
Exploit prediction
0.61% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- wpscan.com https://wpscan.com/vulnerability/a4c352de-9815-4dfe-ac51-65b5bfb37438 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 4.8 | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 3.5 | AV:N/AC:M/Au:S/C:N/I:P/A:N |
Affected products
- Unknown Any Hostname
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
- Technology feeds
References
-
wpscan.com
/vulnerability/a4c352de-9815-4dfe-ac51-65b5bfb37438
exploit, third-party-advisory
Sources
- CVE List CVE-2021-24481
- NVD CVE-2021-24481
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.