CVE-2023-26491 RSSHub is vulnerable to cross-site scripting (XSS) via unvalidated URL parameters

2023-03-0322:41:37

CWE-79

GitHub_M

www.cve.org

rsshub

cross-site scripting

xss

unvalidated url parameters

vulnerability

javascript code

upgrade

version c910c4d28717fb860fbe064736641f379fab2c91

5.4 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L

0.001 Low

EPSS

Percentile

32.3%

JSON

RSSHub is an open source and extensible RSS feed generator. When the URL parameters contain certain special characters, it returns an error page that does not properly handle XSS vulnerabilities, allowing for the execution of arbitrary JavaScript code. Users who access the deliberately constructed URL are affected. This vulnerability was fixed in version c910c4d28717fb860fbe064736641f379fab2c91. Please upgrade to this or a later version, there are no known workarounds.

CNA Affected

[
  {
    "vendor": "DIYgod",
    "product": "RSSHub",
    "versions": [
      {
        "version": "< 1.0.0-master.c910c4d",
        "status": "affected"
      }
    ]
  }
]