Information disclosure in Getgrav Grav
CVE-2026-114657
Grav from 2.0.0 before 2.2.5 contains an information disclosure vulnerability that allows page authors to capture visitors' HTTP Basic credentials through Twig page content. Authors can print the request Uri object, which embeds PHP_AUTH_USER and PHP_AUTH_PW, inside an inline style background image to exfiltrate administrators' credentials to an external host.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/getgrav/grav/security/advisories/GHSA-c85g-q5w4-ff68 (vendor-advisory)
- www.vulncheck.com/advisories/grav-2.0.0-before-2.2.5-http-basic-credential-disc… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-114657?
- CVE-2026-114657 is a medium-severity vulnerability in Getgrav Grav, classified under Information Disclosure. CVSS score: 5.7/10. Published 2026-10-22.
- How severe is CVE-2026-114657?
- Medium severity. CVSS v3 base score is 5.7 out of 10.