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CVE-2026-47895

Quick assessment

Affected
strongSwan strongSwan
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 strongSwan 6.0.7 之前的版本中，身份解析/克隆功能存在处理不当的问题。当解析出的 EAP 身份导致编码为空但非 NULL 时，这些身份未被正确克隆，并在销毁副本时引发双重释放（double-free）漏洞。

CVSS 7.5 · High EPSS 0.45% · P37

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
strongSwan strongSwan 4.3.3< 6.0.7 affected
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I. Basic Information for CVE-2026-47895

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In strongSwan before 6.0.7, identity parsing/cloning is mishandled. Parsed EAP-Identities that result in an empty but non-NULL encoding are not correctly cloned and trigger a double-free once the duplicates are destroyed.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
双重释放
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
strongSwan strongSwan 4.3.3 ~ 6.0.7 -

II. Public POCs for CVE-2026-47895

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 8910 chars
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Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
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III. Intelligence Information for CVE-2026-47895

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Vendor Pages for CVE-2026-47895 (1)

IV. Related Vulnerabilities

Same product: strongSwan
Same vendor: strongSwan
Same weakness: CWE-415

V. Comments for CVE-2026-47895

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