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VULNERABILITIES

CVE-2021-3271 Details

Description

PressBooks 5.17.3 contains a cross-site scripting (XSS). Stored XSS can be submitted via the Book Info's Long Description Body, and all actions to open or preview the books page will result in the triggering the stored XSS.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:4.8 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://github.com/pressbooks/pressbooks CVEThird Party Advisory
https://github.com/pressbooks/pressbooks/pull/2072 CVEExploitThird Party Advisory
https://www.gosecure.net/blog/2021/02/16/cve-2021-3271-pressbooks-stored-cross-site-scripting-proof-of-concept/ CVEExploitThird Party Advisory
https://github.com/pressbooks/pressbooks [email protected]Third Party Advisory
https://github.com/pressbooks/pressbooks/pull/2072 [email protected]ExploitThird Party Advisory

see all 6 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')[email protected]

Affected Products

ProductVersions
pressbooks pressbooks
<= 5.17.3

CPE

  • cpe:2.3:a:pressbooks:pressbooks:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

5 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-3271
NVD Published Date:
Feb 18, 2021
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2021-3271 Details - Not Deferred