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Vulnerabilities

Vulnerability · CVE-2021-39268

Persistent cross-site scripting (XSS) in the web interface of SuiteCRM before 7.11.19 allows a remote attacker to introduce arbitrary JavaScript via malicious SVG files.

Published Aug 18, 2021 · catalog updated Jun 17, 2026 · Persistent cross-site scripting (XSS)

Last checked Nov 5, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2021-39268. EPSS is 1.37%. Act only if a listed version of Persistent cross-site scripting (XSS) is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Persistent cross-site scripting (XSS)).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium6.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
1.37%
Remediation
Version ranges on file
Affected products
cpe salesagility/suitecrm

Persistent cross-site scripting (XSS) in the web interface of SuiteCRM before 7.11.19 allows a remote attacker to introduce arbitrary JavaScript via malicious SVG files. This occurs because the clean_file_output protection mechanism can be bypassed.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe salesagility/suitecrm< 7.11.19

How to fix CVE-2021-39268

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2021-39268. EPSS is 1.37%. Act only if a listed version of Persistent cross-site scripting (XSS) is installed.

Which versions are affected?

Compare what you have installed with < 7.11.19. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-79: Cross-site Scripting (XSS). EPSS 1.37%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

SuiteCRM security

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Aug 18, 2021 · Monitored products — high

    Detected

    Persistent cross-site scripting (XSS) in the web interface of SuiteCRM before 7.11.19 allows a remote attacker to introduce arbitrary JavaScript via malicious SVG files. This occurs because the clean_file_output protection mechanism can be bypassed.

  2. Jun 17, 2026 · Monitored products — high

    Updated

    Persistent cross-site scripting (XSS) in the web interface of SuiteCRM before 7.11.19 allows a remote attacker to introduce arbitrary JavaScript via malicious SVG files. This occurs because the clean_file_output protection mechanism can be bypassed.

Sources

  • CVE.orgVulnerability recordCVE-2021-39268

    Official CVE identifier

    cve.org
  • Monitored products — highVendor advisoryCVE-2021-39268

    Persistent cross-site scripting (XSS) in the web interface of SuiteCRM before 7.11.19 allows a remote attacker to introduce arbitrary JavaScript via malicious SVG files. This occurs because the clean_file_output protection mechanism can be bypassed.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Nov 5, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgNov 5, 2026
  • Monitored products — highNov 5, 2026