CVE-2021-42866
CVE-2021-42866 is a medium-severity vulnerability in Pixelimity 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% (42nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Pixelimity
- Published:
- Last modified:
Description
A Cross Site Scripting vulnerabilty exists in Pixelimity 1.0 via the Site Description field in pixelimity/admin/setting.php
Frequently asked questions
- What is CVE-2021-42866?
- A Cross Site Scripting vulnerabilty exists in Pixelimity 1.0 via the Site Description field in pixelimity/admin/setting.php
- How severe is CVE-2021-42866?
- CVE-2021-42866 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-2021-42866 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-42866?
- CVE-2021-42866 affects Pixelimity. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-42866?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-42866 published?
- CVE-2021-42866 was published on 2022-03-31 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:pixelimity:pixelimity:1.0:*:*:*:*:*:*:*
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- CVE-2022-28589 — Medium (CVSS 4.8): A stored cross-site scripting (XSS) vulnerability in Pixelimity 1.0 allows attackers to execute arbitrary web scripts…
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