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Fencer Vulns
medium 4.8

CVE-2026-1553 json

Drupal Canvas - Moderately critical - Access bypass - SA-CONTRIB-2026-006

published 2026-01-28 9 mo ago modified 2026-09-10 1 mo ago also DRUPAL-CONTRIB-2026-006 , EUVD-2026-5339

cvss
4.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 5%
public exploits
0
none known

Summary

Incorrect Authorization vulnerability in Drupal Drupal Canvas allows Forceful Browsing.This issue affects Drupal Canvas: from 0.0.0 before 1.0.4.

Patch / fix

  • packagist drupal/canvas 1.0.4
  • Drupal Drupal Canvas 1.0.4

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
9 mo ago

Exploit prediction

0.16% chance of exploitation in the next 30 days, higher than 5% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 4.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
CNA 3.1 4.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
packagist drupal/canvas
<1.0.4
1.0.4

Affected products

  • Drupal Drupal Canvas

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.