CVE-2021-24561 json
WP SMS < 5.4.13 - Authenticated Stored Cross-Site Scripting
published 2021-08-23 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-11473
- cvss
- 5.4
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.7%
- EPSS 0.7% chance of exploitation in 30 days, percentile 52%
- public exploits
- 0
- none known
Summary
The WP SMS WordPress plugin before 5.4.13 does not sanitise the "wp_group_name" parameter before outputting it back in the "Groups" page, leading to an Authenticated Stored Cross-Site Scripting issue
Patch / fix
- veronalabs wp_sms 5.4.13
Exploit prediction
0.67% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- wpscan.com https://wpscan.com/vulnerability/5433ef4c-4451-4b6e-992b-69c5eccabf90 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 |
| NVD | 2.0 | 3.5 | AV:N/AC:M/Au:S/C:N/I:P/A:N |
Affected products
- Unknown WP SMS
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
- Technology feeds
References
-
wpscan.com
/vulnerability/5433ef4c-4451-4b6e-992b-69c5eccabf90
exploit, third-party-advisory
-
plugins.trac.wordpress.org
/changeset/2570762/wp-sms
release-notes, third-party-advisory
Sources
- CVE List CVE-2021-24561
- NVD CVE-2021-24561
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