6.1

CVE-2020-35659: pi-hole Cross-site Scripting

CVSS: 6.1v3.1MediumModified
Published 24-12-2020Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2020-35659 is a medium (CVSS 6.1) Cross-site Scripting vulnerability in pi-hole. EPSS estimates a 0.95% chance of exploitation in the next 30 days, higher than 60.9% of scored vulnerabilities.

Overall risk
25/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.1/10
010
Medium · v3.1 (NVD)
EPSS score
0.95%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 24-12-2020
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

The DNS query log in Pi-hole before 5.2.2 is vulnerable to stored XSS. An attacker with the ability to directly or indirectly query DNS with a malicious hostname can cause arbitrary JavaScript to execute when the Pi-hole administrator visits the Query Log or Long-term data Query Log page.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

0.95%

Chance of exploitation in the next 30 days

Percentile

61%

Versus all other CVEs

30-day change

0.00 pp

From 0.95% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.95%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Pi-hole1 product

1 vendor · 1 product

References

3 links