XSS in Halo

CVE-2020-18982

Cross Sie Scripting (XSS) vulnerability in Halo 0.4.3 via CommentAuthorUrl.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.006 (44.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 44.9% 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-2020-18982: held from 0.006 to 0.006.

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

Affected products

  • Halo — versions 0.4.3

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-18982?
CVE-2020-18982 is a medium-severity vulnerability in Halo, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-07-12.
How severe is CVE-2020-18982?
Medium severity. CVSS v3 base score is 5.4 out of 10.