Improper Input Handling in BaserCMS Allows Script Injection
CVE-2021-20683

5.4MEDIUM

Key Information:

Vendor

Basercms Users Community

Status
Basercms
Vendor
CVE Published:
26 March 2021

What is CVE-2021-20683?

BaserCMS is affected by an improper neutralization of JavaScript input, which compromises the integrity of blog article editing functionality. This vulnerability allows remote authenticated attackers to exploit the system by injecting arbitrary scripts via various vectors. This can lead to severe security risks including unauthorized data access and potential manipulation of site content.

Affected Version(s)

baserCMS versions prior to 4.4.5

References

https://basercms.net/security/JVN64869876
x_refsource_MISC
https://jvn.jp/en/jp/JVN64869876/index.html
x_refsource_MISC

CVSS V3.1

Score:
5.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.