CVE-2021-39340
4.8
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Summary
The Notification WordPress plugin is vulnerable to Stored Cross-Site Scripting due to insufficient input validation and sanitization via several parameters found in the ~/src/classes/Utils/Settings.php file which made it possible for attackers with administrative user access to inject arbitrary web scripts, in versions up to and including 7.2.4. This affects multi-site installations where unfiltered_html is disabled for administrators, and sites where unfiltered_html is disabled.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Notification – Custom Notifications and Alerts for WordPress | Notification – Custom Notifications and Alerts for WordPress | 7.2.4 <= 7.2.4 | affected |
Weaknesses
- CWE-79: CWE-79 Cross-site Scripting (XSS)
ADP Enrichment
CVE Program Container
Additional References
- https://github.com/BigTiger2020/word-press/blob/main/Notification.md
- https://wordfence.com/vulnerability-advisories/#CVE-2021-39340
- https://plugins.trac.wordpress.org/browser/notification/tags/7.2.4/src/classes/Utils/Settings.php#L167
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://github.com/BigTiger2020/word-press/blob/main/Notification.md
- https://wordfence.com/vulnerability-advisories/#CVE-2021-39340
- https://plugins.trac.wordpress.org/browser/notification/tags/7.2.4/src/classes/Utils/Settings.php#L167
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.