CVE-2020-21052
CVE-2020-21052 is a medium-severity vulnerability in Zrlog 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)
- EPSS exploit prediction: 1% (42nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Zrlog
- Published:
- Last modified:
Description
Cross Site Scripting vulnerability in zrlog zrlog v.2.1.3 allows a remote attacker to execute arbitrary code via the nickame parameter of the /post/addComment function.
Frequently asked questions
- What is CVE-2020-21052?
- Cross Site Scripting vulnerability in zrlog zrlog v.2.1.3 allows a remote attacker to execute arbitrary code via the nickame parameter of the /post/addComment function.
- How severe is CVE-2020-21052?
- CVE-2020-21052 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-2020-21052 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-2020-21052?
- CVE-2020-21052 affects Zrlog. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-21052?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-21052 published?
- CVE-2020-21052 was published on 2023-06-20 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:zrlog:zrlog:2.1.3:*:*:*:*:*:*:*
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