CVE-2021-24152
CVE-2021-24152 is a medium-severity vulnerability in Sygnoos Popup Builder with a CVSS 3.x base score of 6.1. 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 6.1)
- CVSS v2: 4.3
- EPSS exploit prediction: 1% (50th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Sygnoos Popup Builder
- Published:
- Last modified:
Description
The "All Subscribers" setting page of Popup Builder was vulnerable to reflected Cross-Site Scripting.
Frequently asked questions
- What is CVE-2021-24152?
- The "All Subscribers" setting page of Popup Builder was vulnerable to reflected Cross-Site Scripting.
- How severe is CVE-2021-24152?
- CVE-2021-24152 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
- Is CVE-2021-24152 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-24152?
- CVE-2021-24152 affects Sygnoos Popup Builder. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-24152?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-24152 published?
- CVE-2021-24152 was published on 2021-04-05 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:sygnoos:popup_builder:*:*:*:*:*:wordpress:*:*
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