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CVE-2021-25973— Publify - Improper Authorization Leads to Guest Signup Restriction Bypass

Quick assessment

Affected
publify_core publify_core
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.

Publify是一个简单但功能齐全的网络发布软件。 Publify存在安全漏洞，该漏洞源于网络系统或产品缺乏有效的权限许可和访问控制措施。

CVSS 6.5 · Medium EPSS 0.80% · P53

Possible ATT&CK Techniques 1 AI

T1136.001 · Local Account
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I. Basic Information for CVE-2021-25973

Vulnerability Information
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Vulnerability Title
Publify - Improper Authorization Leads to Guest Signup Restriction Bypass
Source: CVE Program / CVE List V5
Vulnerability Description
In Publify, 9.0.0.pre1 to 9.2.4 are vulnerable to Improper Access Control. “guest” role users can self-register even when the admin does not allow. This happens due to front-end restriction only.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Publify 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Publify是一个简单但功能齐全的网络发布软件。 Publify存在安全漏洞，该漏洞源于网络系统或产品缺乏有效的权限许可和访问控制措施。
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
publify_core publify_core 9.0.0.pre1 ~ unspecified -

II. Public POCs for CVE-2021-25973

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III. Intelligence Information for CVE-2021-25973

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Patches & Fixes for CVE-2021-25973 (1)

Other References for CVE-2021-25973 (1)

IV. Related Vulnerabilities

Same product: publify_core
Same vendor: publify_core
Same weakness: CWE-285

V. Comments for CVE-2021-25973

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