CVE-2026-58587 json
Drupal Canvas - Moderately critical - Improper validation - SA-CONTRIB-2026-065
published 2026-07-01 4 mo ago modified 2026-10-25 14 d ago also DRUPAL-CONTRIB-2026-065 , EUVD-2026-43069
- cvss
- 6.1
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 17%
- public exploits
- 0
- none known
Summary
Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal Drupal Canvas allows Cross-Site Scripting (XSS). This issue affects Drupal Canvas versions: from 0.0.0 to 1.4.2, from 1.5.0 to 1.5.2, from 1.6.0 to 1.6.1, from 1.7.0 to 1.7.1.
Patch / fix
- packagist drupal/canvas 1.4.2, 1.5.2, 1.6.1, 1.7.1
- Drupal Drupal Canvas 1.4.2, 1.5.2, 1.6.1, 1.7.1
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 3 mo ago
Exploit prediction
0.26% chance of exploitation in the next 30 days, higher than 17% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| CNA | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| packagist | drupal/canvas | <1.4.2 >=1.5.0, <1.5.2 >=1.6.0, <1.6.1 >=1.7.0, <1.7.1 |
1.4.2 1.5.2 1.6.1 1.7.1 |
Affected products
- Drupal Drupal Canvas
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
drupal.org
/sa-contrib-2026-065
third-party-advisory, web
Sources
- CVE List CVE-2026-58587
- NVD CVE-2026-58587
- OSV DRUPAL-CONTRIB-2026-065
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