XSS in Solarwinds Orion Platform

CVE-2021-35239

A security researcher found a user with Orion map manage rights could store XSS through via text box hyperlink.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L.

EPSS exploit prediction

EPSS: 0.010 (62.5th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 62.5% 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-2021-35239: held from 0.010 to 0.010.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-35239?
CVE-2021-35239 is a high-severity vulnerability in Solarwinds Orion Platform, classified under Cross-site Scripting. CVSS score: 7.5/10. Published 2021-08-31.
How severe is CVE-2021-35239?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2021-35239 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.