CVE-2026-87946— SAML SSO - Service Provider - Critical - Weak cryptographic practices - SA-CONTRIB-2026-144
Quick assessment
Affected
Drupal SAML SSO - Service Provider
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Drupal SAML SSO - Service Provider 模块存在可观测的时间差异漏洞，该漏洞可导致暴力破解攻击。受影响的版本范围为：从 0.0.0 到 3.2.0。
Possible ATT&CK Techniques 1 AI
T1110 · Brute Force
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I. Basic Information for CVE-2026-87946
Vulnerability Information
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Vulnerability Title
SAML SSO - Service Provider - Critical - Weak cryptographic practices - SA-CONTRIB-2026-144
Source: CVE Program / CVE List V5
Vulnerability Description
Observable Timing Discrepancy vulnerability in Drupal SAML SSO - Service Provider allows Brute Force. This issue affects SAML SSO - Service Provider versions: from 0.0.0 to 3.2.0.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
通过时间差异性导致的信息暴露
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Drupal | SAML SSO - Service Provider | 0.0.0 ~ 3.2.0 | - |
|
II. Public POCs for CVE-2026-87946
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2026-87946 (1)
Same Patch Batch · Drupal · 2026-10-22 · 72 CVEs total
| CVE-2026-96369 | Webform - Less critical - Access bypass - SA-CONTRIB-2026-165 | |
| CVE-2026-96392 | AI CKEditor - Moderately critical - Code execution via Twig templates - SA-CONTRIB-2026-18 | |
| CVE-2026-96388 | Tawk.to - Live chat application - Critical - Cross Site Request Forgery - SA-CONTRIB-2026- | |
| CVE-2026-96398 | Webform - Less critical - Access bypass - SA-CONTRIB-2026-173 | |
| CVE-2026-96357 | Webform - Moderately critical - Cross-site scripting - SA-CONTRIB-2026-172 | |
| CVE-2026-96364 | Webform - Moderately critical - Access bypass - SA-CONTRIB-2026-171 | |
| CVE-2026-96365 | Webform - Less critical - Denial of service - SA-CONTRIB-2026-170 | |
| CVE-2026-96366 | Webform - Moderately critical - Access bypass - SA-CONTRIB-2026-169 | |
| CVE-2026-96373 | Webform - Moderately critical - Access bypass - SA-CONTRIB-2026-168 | |
| CVE-2026-96372 | Webform - Moderately critical - Access bypass - SA-CONTRIB-2026-167 | |
| CVE-2026-96356 | Webform - Moderately critical - Access bypass - SA-CONTRIB-2026-174 | |
| CVE-2026-96371 | Webform - Moderately critical - Cross-site scripting - SA-CONTRIB-2026-166 | |
| CVE-2026-96370 | Webform - Moderately critical - Access bypass, Server-side request forgery - SA-CONTRIB-20 | |
| CVE-2026-96368 | Webform - Moderately critical - Cross-site scripting - SA-CONTRIB-2026-163 | |
| CVE-2026-96367 | Webform - Moderately critical - Cross-site scripting - SA-CONTRIB-2026-162 | |
| CVE-2026-96363 | Webform - Moderately critical - Cross-site scripting - SA-CONTRIB-2026-161 | |
| CVE-2026-96359 | Webform - Moderately critical - Cross-site scripting - SA-CONTRIB-2026-159 | |
| CVE-2026-96362 | Webform - Moderately critical - Cross-site scripting - SA-CONTRIB-2026-160 | |
| CVE-2026-96358 | Webform - Moderately critical - Cross-site scripting - SA-CONTRIB-2026-158 | |
| CVE-2026-96361 | Webform - Moderately critical - Cross-site scripting - SA-CONTRIB-2026-155 |
Showing top 20 of 72 CVEs. View all on vendor page → →
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V. Comments for CVE-2026-87946
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