6.5

CVE-2026-42610: getgrav grav Incorrect Authorization

CVSS: 6.5v3.1MediumAnalyzed
Published 11-05-2026Last modified 11-05-2026
Open JSON

Vulnerability summary

CVE-2026-42610 is a medium (CVSS 6.5) Incorrect Authorization vulnerability in getgrav grav. EPSS estimates a 0.40% chance of exploitation in the next 30 days, higher than 33.1% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
36/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.5/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.40%
0%100%
Low · +0.11 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github

Timeline

  1. 11-05-2026
    PublishedVulnerability first disclosed.
  2. 11-05-2026
    Last modifiedVulnerability information updated.

Description

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a low-privileged user (EX: Content Editor with only pages.update permissions) can bypass the existing Twig sandbox restrictions by utilizing the grav['accounts'] service. Attacker can programmatically load administrative user objects and extract sensitive data, including Bcrypt password hashes and the security salt. This vulnerability is fixed in 2.0.0-beta.2.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.40%

Chance of exploitation in the next 30 days

Percentile

33%

Versus all other CVEs

30-day change

+0.11 pp

From 0.29% on 22-09-2026

22-09-202622-10-2026
EPSS score
0.40%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • githubUnverified

    Grav

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Getgrav1 product
  • grav< 2.0.0-beta.2 | ≤ 1.8.0 | 2.0.0:beta1

1 vendor · 1 product

References

2 links