CVE-2026-118582 json
CAPTCHA - Moderately critical - Session Replay (CAPTCHA bypass) - SA-CONTRIB-2026-281
published 12d ago modified 3d ago also DRUPAL-CONTRIB-2026-281 , EUVD-2026-113695
- cvss
- 7.3
- 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 13%
- public exploits
- 0
- none known
Summary
Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal CAPTCHA allows Functionality Bypass. This issue affects CAPTCHA versions: from 0.0.0 to 1.18.0, from 2.0.0 to 2.0.11.
Patch / fix
- packagist drupal/captcha 1.18.0, 2.0.11
- Drupal CAPTCHA 1.18.0, 2.0.11
Is CVE-2026-118582 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 3d ago
Exploit prediction
0.23% chance of exploitation in the next 30 days, higher than 13% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 7.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |
| CNA | 3.1 | 7.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| packagist | drupal/captcha | <1.18.0 >=2.0.0, <2.0.11 |
1.18.0 2.0.11 |
Affected products
- Drupal CAPTCHA
Classification
- Weakness
-
- CWE-288 Authentication Bypass Using an Alternate Path or Channel
References
Sources
- CVE List CVE-2026-118582
- NVD CVE-2026-118582
- OSV DRUPAL-CONTRIB-2026-281
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