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CVE-2026-72552— Dub Dub - Server-Side Request Forgery

Quick assessment

Affected
Dub Dub
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.

Dub.co Dub是Dub.co组织的一款链接管理软件。 Dub.co Dub 2026-07-10及之前版本存在服务端请求伪造漏洞，该漏洞源于metatags edge端点存在服务端请求伪造，端点获取调用者提供的URL时未应用黑名单或要求身份验证，可能导致未经身份验证的远程攻击者扫描内部服务或从云元数据端点窃取数据。

CVSS 7.5 · High EPSS 0.43% · P36

Affected Version Matrix 1

VendorProduct Version RangeStatus
Dub Dub ≤ 2026-07-10 affected
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I. Basic Information for CVE-2026-72552

Vulnerability Information
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Vulnerability Title
Dub Dub - Server-Side Request Forgery
Source: CVE Program / CVE List V5
Vulnerability Description
A server-side request forgery vulnerability in Dub as of 2026-07-10 allows unauthenticated remote attackers to make the server issue HTTP requests to arbitrary internal or external hosts via the metatags edge endpoint. The endpoint fetches any caller-supplied URL without applying a denylist or requiring authentication. An attacker can use this to scan internal services or exfiltrate data from cloud metadata endpoints.
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
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
Dub.co Dub 服务端请求伪造漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Dub.co Dub是Dub.co组织的一款链接管理软件。 Dub.co Dub 2026-07-10及之前版本存在服务端请求伪造漏洞，该漏洞源于metatags edge端点存在服务端请求伪造，端点获取调用者提供的URL时未应用黑名单或要求身份验证，可能导致未经身份验证的远程攻击者扫描内部服务或从云元数据端点窃取数据。
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
Dub Dub 0 ~ 2026-07-10 -

II. Public POCs for CVE-2026-72552

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III. Intelligence Information for CVE-2026-72552

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Other References for CVE-2026-72552 (1)

IV. Related Vulnerabilities

Same product: Dub
Same weakness: CWE-918

V. Comments for CVE-2026-72552

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