CVE-2024-2956
CVE-2024-2956 is a medium-severity vulnerability with a CVSS 3.x base score of 4.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.
Key facts
- Severity: Medium (CVSS 3.x base score 4.4)
- EPSS exploit prediction: 0% (25th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-27897
- Weakness: CWE-79
- Published:
- Last modified:
Description
The Simple Ajax Chat – Add a Fast, Secure Chat Box plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 20231101 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.
Frequently asked questions
- What is CVE-2024-2956?
- The Simple Ajax Chat – Add a Fast, Secure Chat Box plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 20231101 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.
- How severe is CVE-2024-2956?
- CVE-2024-2956 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
- Is CVE-2024-2956 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2024-2956?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2024-2956 have an EU (EUVD) identifier?
- Yes. CVE-2024-2956 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-27897.
- When was CVE-2024-2956 published?
- CVE-2024-2956 was published on 2024-03-27 and last updated on 2026-06-17.
References
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3037001%40simple-ajax-chat&new=3037001%40simple-ajax-chat&sfp_email=&sfph_mail=
- https://www.wordfence.com/threat-intel/vulnerabilities/id/9e9e0214-b88e-4125-8c10-850ca736e920?source=cve
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