XSS in Pi-Hole
CVE-2020-35659
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.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.009 (57.3th percentile) — read the EPSS interpretation.
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.
Affected products
- Pi-hole
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (x_refsource_CONFIRM, Release Notes, Vendor Advisory)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-35659?
- CVE-2020-35659 is a medium-severity vulnerability in Pi-Hole, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-12-24.
- How severe is CVE-2020-35659?
- Medium severity. CVSS v3 base score is 6.1 out of 10.