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CVE-2026-31839— Striae has a hash validation utility vulnerability

Quick assessment

Affected
striae-org striae
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.

Striae是Striae开源的一个枪械痕迹比对分析工具。 Striae v3.0.0之前版本存在安全漏洞，该漏洞源于数字确认工作流中仅哈希验证信任可与包内容一起修改的清单哈希字段，可能导致篡改的确认包通过完整性检查。

CVSS 8.2 · High EPSS 0.18% · P7

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2026-31839

Vulnerability Information
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Vulnerability Title
Striae has a hash validation utility vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Striae is a firearms examiner's comparison companion. A high-severity integrity bypass vulnerability existed in Striae's digital confirmation workflow prior to v3.0.0. Hash-only validation trusted manifest hash fields that could be modified together with package content, allowing tampered confirmation packages to pass integrity checks. This vulnerability is fixed in 3.0.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
完整性检查值验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Striae 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Striae是Striae开源的一个枪械痕迹比对分析工具。 Striae v3.0.0之前版本存在安全漏洞，该漏洞源于数字确认工作流中仅哈希验证信任可与包内容一起修改的清单哈希字段，可能导致篡改的确认包通过完整性检查。
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
striae-org striae >= 0.9.22-0, < 3.0.0 -

II. Public POCs for CVE-2026-31839

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 8866 chars
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Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
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III. Intelligence Information for CVE-2026-31839

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Vendor Advisories for CVE-2026-31839 (1)

Vendor Pages for CVE-2026-31839 (1)

IV. Related Vulnerabilities

Same weakness: CWE-354

V. Comments for CVE-2026-31839

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