CVE-2026-55885

MEDIUM
MEDIUM Priority: 0.01 BB Relevance: 59/100
Published: 2026-07-10 Modified: 2026-10-25 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Interaction Conf. Impact Scope Change

CVSS Vector Breakdown

AV: Network
AC: Low
PR: High
UI: None
S: Changed
C: High
I: None
A: None

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.

Weakness Classification (2)

Bug Bounty Relevance

59 / 100
✓ Network accessible
✓ Low complexity
✓ No user interaction

CVSS Score

6.8 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N

EPSS — Exploitation Probability

0.21%
Raw Score 0.002150
Percentile 12.0%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00215
2026-10-28
0.00215

Intelligence Sources

nvd ref →