What is CVE-2020-28925?

CVE-2020-28925 is a medium-severity vulnerability in Boltcms Bolt. CVSS score: 5.3/10. Published 2020-12-30.

How severe is CVE-2020-28925?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Boltcms Bolt

CVE-2020-28925

Bolt before 3.7.2 does not restrict filter options in a Request in the Twig context, and is therefore inconsistent with the "How to Harden Your PHP for Better Security" guidance.

Published 2020-12-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.011 (64.3th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 64.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: +0.000

Affected products

Boltcms Bolt

References

github.com/bolt/bolt/commit/c0cd530e78c2a8c6d71ceb75b10c251b39fb923a (Patch, Third Party Advisory)
github.com/bolt/bolt/compare/3.7.1...3.7.2 (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2020-28925?: CVE-2020-28925 is a medium-severity vulnerability in Boltcms Bolt. CVSS score: 5.3/10. Published 2020-12-30.
How severe is CVE-2020-28925?: Medium severity. CVSS v3 base score is 5.3 out of 10.