CVE-2021-23342 (GCVE-0-2021-23342)

Vulnerability from cvelistv5 – Published: 2021-02-19 16:35 – Updated: 2024-09-16 22:39
VLAI?
Title
Cross-site Scripting (XSS)
Summary
This affects the package docsify before 4.12.0. It is possible to bypass the remediation done by CVE-2020-7680 and execute malicious JavaScript through the following methods 1) When parsing HTML from remote URLs, the HTML code on the main page is sanitized, but this sanitization is not taking place in the sidebar. 2) The isURL external check can be bypassed by inserting more “////” characters
Severity ?
8.6 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L/E:P/RL:U/RC:C
CWE
  • Cross-site Scripting (XSS)
Assigner
References
Impacted products
Vendor Product Version
n/a docsify Affected: unspecified , < 4.12.0 (custom)
Credits
GiuliCler (Giulia Clerici) Egidio Romano
Show details on NVD website
To clipboard 

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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