Medium severity · published Oct 22, 2026
CVE-2026-114657
Grav 2.0.0 before 2.2.5 HTTP Basic Credential Disclosure via Twig Uri
New
5.7
CVSS
0.2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 12% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GR
grav · getgrav
2.0.0 before 2.2.5 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-114657
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-114657
github.com
https://github.com/getgrav/grav/security/advisories/GHSA-c85g-q5w4-ff68
www.vulncheck.com
https://www.vulncheck.com/advisories/grav-2.0.0-before-2.2.5-http-basic-credential-disclosure-via-twig-uri
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