7.1

CVE-2026-56394: craftcms cms Path Traversal

CVSS: 7.1v4.0HighDeferred
Published 21-06-2026Last modified 23-06-2026
Open JSON

Vulnerability summary

CVE-2026-56394 is a high (CVSS 7.1) Path Traversal vulnerability in craftcms cms. EPSS estimates a 0.49% chance of exploitation in the next 30 days, higher than 41.3% of scored vulnerabilities.

Overall risk
28/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.1/10
010
High · v4.0 (CVE.org)
EPSS score
0.49%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 21-06-2026
    PublishedVulnerability first disclosed.
  2. 23-06-2026
    Last modifiedVulnerability information updated.

Description

Craft CMS from 4.0.0-RC1 contains an authenticated path traversal vulnerability in the assets/icon endpoint where the extension parameter is not validated before file existence checks. Attackers can bypass extension validation by passing traversal sequences that resolve to existing SVG files, allowing local file read access.

CVSS metrics

4 scores · 2 sources · 2 versions

EPSS trend

Probability

0.49%

Chance of exploitation in the next 30 days

Percentile

41%

Versus all other CVEs

30-day change

0.00 pp

From 0.49% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.49%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Craftcms1 product
  • cms≥ 4.0.0-RC1, < 4.17.7 | ≥ 5.0.0-RC1, < 5.9.13

1 vendor · 1 product

References

3 links