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CVE-2025-8959— HashiCorp go-getter Vulnerable to Arbitrary Read through Symlink Attack

Quick assessment

Affected
HashiCorp Shared library
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

HashiCorp go-getter是美国HashiCorp公司的Go (golang) 的一个库，用于使用 URL 作为主要输入形式从各种来源下载文件或目录。 HashiCorp go-getter 1.7.9之前版本存在安全漏洞，该漏洞源于符号链接攻击，可能导致未经授权的读取访问。

CVSS 7.5 · High EPSS 0.57% · P46
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I. Basic Information for CVE-2025-8959

Vulnerability Information
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Vulnerability Title
HashiCorp go-getter Vulnerable to Arbitrary Read through Symlink Attack
Source: CVE Program / CVE List V5
Vulnerability Description
HashiCorp's go-getter library subdirectory download feature is vulnerable to symlink attacks leading to unauthorized read access beyond the designated directory boundaries. This vulnerability, identified as CVE-2025-8959, is fixed in go-getter 1.7.9.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在文件访问前对链接解析不恰当(链接跟随)
Source: CVE Program / CVE List V5
Vulnerability Title
HashiCorp go-getter 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
HashiCorp go-getter是美国HashiCorp公司的Go (golang) 的一个库，用于使用 URL 作为主要输入形式从各种来源下载文件或目录。 HashiCorp go-getter 1.7.9之前版本存在安全漏洞，该漏洞源于符号链接攻击，可能导致未经授权的读取访问。
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
HashiCorp Shared library 0 ~ 1.7.8 -

II. Public POCs for CVE-2025-8959

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III. Intelligence Information for CVE-2025-8959

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Other References for CVE-2025-8959 (1)

IV. Related Vulnerabilities

Same product: Shared library
Same vendor: HashiCorp
Same weakness: CWE-59