CVE-2021-24592
CVE-2021-24592 is a medium-severity vulnerability in Yoohooplugins Sitewide Notice with a CVSS 3.x base score of 4.8. 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 4.8)
- CVSS v2: 3.5
- EPSS exploit prediction: 1% (45th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Yoohooplugins Sitewide Notice
- Published:
- Last modified:
Description
The Sitewide Notice WP WordPress plugin before 2.3 does not sanitise some of its settings before outputting them in frontend pages, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed
Frequently asked questions
- What is CVE-2021-24592?
- The Sitewide Notice WP WordPress plugin before 2.3 does not sanitise some of its settings before outputting them in frontend pages, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed
- How severe is CVE-2021-24592?
- CVE-2021-24592 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
- Is CVE-2021-24592 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-24592?
- CVE-2021-24592 affects Yoohooplugins Sitewide Notice. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-24592?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-24592 published?
- CVE-2021-24592 was published on 2021-08-30 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:yoohooplugins:sitewide_notice:*:*:*:*:*:wordpress:*:*
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