What is CVE-2021-23260?

CVE-2021-23260 is a medium-severity vulnerability in Craftercms Crafter_cms, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2021-12-02.

How severe is CVE-2021-23260?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Is CVE-2021-23260 known to be exploited?

4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Craftercms Crafter_cms

CVE-2021-23260

Authenticated users with Site roles may inject XSS scripts via file names that will execute in the browser for this and other users of the same site.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.004 (34.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:L.

Affected products

Craftercms Crafter_cms
Crafter Software Cms — versions 3.1

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

security@craftersoftware.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-23260?: CVE-2021-23260 is a medium-severity vulnerability in Craftercms Crafter_cms, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2021-12-02.
How severe is CVE-2021-23260?: Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2021-23260 known to be exploited?: 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.