EUVD-2026-70005
GHSA-7q92-q5vc-5r4r
Severity by source
AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Network-exploitable timing attack requiring high complexity (AC:H) for statistical reliability; no confidentiality impact, limited integrity impact via brute force.
Primary rating from Vendor (drupal).
CVSS VectorVendor: drupal
Lifecycle Timeline
4DescriptionCVE.org
Observable Timing Discrepancy vulnerability in Drupal Commerce CyberSource allows Brute Force. This issue affects Commerce CyberSource versions: from 0.0.0 to 1.10.0.
AnalysisAI
Drupal's Commerce CyberSource payment integration module (all versions prior to 1.10.0) contains a timing side-channel vulnerability (CWE-208) that enables brute-force attacks against authentication or token-validation operations. Remote unauthenticated attackers can exploit measurable differences in response timing to iteratively confirm the validity of credentials or secrets, achieving limited integrity impact. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The attacker must have unauthenticated network access to the Commerce CyberSource endpoint on the target Drupal site. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 3.1 base score of 3.7 (AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N) accurately reflects a low-severity issue. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Upgrade the Drupal Commerce CyberSource module to version 1.10.0 or later, as documented in Drupal security advisory sa-contrib-2026-106 (https://www.drupal.org/sa-contrib-2026-106). … Detailed patch versions, workarounds, and compensating controls in full report. |
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Same weakness CWE-208 – Observable Timing Discrepancy
View allSame technique Information Disclosure
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External POC / Exploit Code
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