XSS in Halo

CVE-2020-18979

Cross Siste Scripting (XSS) vulnerablity in Halo 0.4.3 via the X-forwarded-for Header parameter.

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: 0.007 (52.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 52.8% 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-2020-18979: held from 0.007 to 0.007.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

  • Halo — versions 0.4.3

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-18979?
CVE-2020-18979 is a medium-severity vulnerability in Halo, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-07-12.
How severe is CVE-2020-18979?
Medium severity. CVSS v3 base score is 6.1 out of 10.