CVE-2026-4587— HybridAuth SSL Curl.php certificate validation
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I. Basic Information for CVE-2026-4587
Vulnerability Information
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Vulnerability Title
HybridAuth SSL Curl.php certificate validation
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
证书验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Hybridauth 信任管理问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Hybridauth是Hybridauth开源的一个基于Web 的认证和授权软件。 Hybridauth 3.12.2及之前版本存在信任管理问题漏洞，该漏洞源于对组件SSL Handler中文件src/HttpClient/Curl.php的参数curlOptions的错误操作，可能导致证书验证不当。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | HybridAuth | 3.12.0 | - |
II. Public POCs for CVE-2026-4587
| # | POC Description | Source Link | Shenlong Link |
|---|
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- CVE-2026-4587 HybridAuth SSL Curl.php certificate validation (Issue 1444)vdb-entrytechnical-description
- Submit #775463: hybridauth >2.2.0 Improper Certificate Validation (CWE-295)third-party-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2026-4587
Same Patch Batch · n/a · 2026-03-23 · 20 CVEs total
| CVE-2026-4599 | 9.1 CRITICAL | jsrsasign 安全漏洞 |
| CVE-2026-4601 | 8.7 HIGH | jsrsasign 安全漏洞 |
| CVE-2026-4598 | 7.5 HIGH | jsrsasign 安全漏洞 |
| CVE-2026-4602 | 7.5 HIGH | jsrsasign 安全漏洞 |
| CVE-2026-4600 | 7.4 HIGH | jsrsasign 安全漏洞 |
| CVE-2026-4603 | 5.9 MEDIUM | jsrsasign 安全漏洞 |
| CVE-2026-30006 | XnSoft Nconvert 安全漏洞 | |
| CVE-2025-52204 | Znuny 安全漏洞 | |
| CVE-2024-46879 | Tiki 安全漏洞 | |
| CVE-2024-46878 | Tiki 安全漏洞 | |
| CVE-2024-51224 | PHPGurukul Vehicle Record Management System 安全漏洞 | |
| CVE-2026-30007 | XnSoft Nconvert 安全漏洞 | |
| CVE-2026-24516 | Droplet Agent 安全漏洞 | |
| CVE-2026-26829 | OwnTone 安全漏洞 | |
| CVE-2026-26828 | OwnTone 安全漏洞 | |
| CVE-2024-51222 | PHPGurukul Vehicle Record Management System 安全漏洞 | |
| CVE-2024-51226 | PHPGurukul Vehicle Record Management System 安全漏洞 | |
| CVE-2024-51223 | PHPGurukul Vehicle Record Management System 安全漏洞 | |
| CVE-2024-51225 | PHPGurukul Vehicle Record Management System 安全漏洞 |
IV. Related Vulnerabilities
Same vendor: n/a
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Same weakness: CWE-295
V. Comments for CVE-2026-4587
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