CVE-2026-4587
HybridAuth SSL Curl.php certificate validation
- State
- Published
- Severity
- 6.3 Medium
- Published
- Mar 23, 2026
- Updated
- Mar 23, 2026
- Reserved
- Mar 22, 2026
Description
A vulnerability was found in HybridAuth up to 3.12.2. This issue affects some unknown processing of the file src/HttpClient/Curl.php of the component SSL Handler. The manipulation of the argument curlOptions results in improper certificate validation. The attack can be launched remotely. This attack is characterized by high complexity. The exploitability is assessed as difficult. The project was informed of the problem early through an issue report but has not responded yet.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.3 Medium | CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X | VulDB |
| 3.1 | 3.7 Low | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:X/RL:X/RC:R | VulDB |
| 3.0 | 3.7 Low | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:X/RL:X/RC:R | VulDB |
| 2.0 | 2.6 Low | AV:N/AC:H/Au:N/C:N/I:P/A:N/E:ND/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
HybridAuthn/a |
|
References
- VDB-352423 | HybridAuth SSL Curl.php certificate validationvdb-entrytechnical-description
- VDB-352423 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #775463 | hybridauth >2.2.0 Improper Certificate Validation (CWE-295)third-party-advisory
- https://github.com/hybridauth/hybridauth/issues/1444issue-tracking
- https://github.com/hybridauth/hybridauth/product
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