CVE-2026-55885: getgrav grav
Vulnerability summary
CVE-2026-55885 is a medium (CVSS 6.8) vulnerability in getgrav grav. EPSS estimates a 0.27% chance of exploitation in the next 30 days, higher than 17.2% of scored vulnerabilities.
Timeline
- 10-07-2026PublishedVulnerability first disclosed.
- 14-07-2026Last modifiedVulnerability information updated.
Description
Grav is a file-based Web platform. Prior to 1.7.53, an authenticated administrator with backup permissions can download a ZIP archive containing the full Grav installation root, including user/accounts/admin.yaml with the administrator password hash and user/config with site configuration, through the backup download endpoint protected only by the session-static admin-nonce URL parameter. This issue is reported as fixed in version 1.7.53.
CVSS metrics
2 scores · 2 sources · 1 version- NVDNIST6.8MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
EPSS trend
Probability
0.27%
Chance of exploitation in the next 30 days
Percentile
17%
Versus all other CVEs
30-day change
0.00 pp
From 0.27% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-312Cleartext Storage of Sensitive InformationThe product stores sensitive information in cleartext within a resource that might be accessible to another control sphere.
- CWE-522Insufficiently Protected CredentialsThe product transmits or stores authentication credentials, but it uses an insecure method that is susceptible to unauthorized interception and/or retrieval.
Affected systems
Getgrav1 product
- grav< 1.7.53
1 vendor · 1 product
References
2 links- github.com/getgrav/grav/security/advisories/GHSA-2f86-9cp8-6hcfX Refsource CONFIRM
- github.com/getgrav/grav/releases/tag/1.7.53X Refsource MISC