XSS in Zrlog

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.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.006 (44.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 44.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2020-21052: held from 0.006 to 0.006.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-21052?
CVE-2020-21052 is a medium-severity vulnerability in Zrlog, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2023-06-20.
How severe is CVE-2020-21052?
Medium severity. CVSS v3 base score is 6.1 out of 10.