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Vulnerabilities

Vulnerability · CVE-2026-39711

Insertion of Sensitive Information Into Sent Data vulnerability in stmcan RT-Theme 18 | Extensions rt18-extensions allows Retrieve Embedded Sensitive Data.This issue a…

Published Apr 8, 2026 · catalog updated Jul 24, 2026 · the affected product

Last checked Nov 3, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-39711. EPSS is 0.27%. Act only if a listed version of the affected product is installed.

Gaps on this record

  • No plain product name is stored. The page cannot tell you which product to check.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium5.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.27%
Remediation
Version ranges on file
Affected products
stated named in the record

Insertion of Sensitive Information Into Sent Data vulnerability in stmcan RT-Theme 18 | Extensions rt18-extensions allows Retrieve Embedded Sensitive Data.This issue affects RT-Theme 18 | Extensions: from n/a through <= 2.5.

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.

  • stated named in the record<= 2.5

How to fix CVE-2026-39711

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-2026-39711. EPSS is 0.27%. Act only if a listed version of the affected product is installed.

Which versions are affected?

Compare what you have installed with named in the record <= 2.5. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-201. EPSS 0.27%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

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

Timeline

Detection, updates, and resolution for this record.

  1. Apr 8, 2026 · NIST NVD

    Detected

    Insertion of Sensitive Information Into Sent Data vulnerability in stmcan RT-Theme 18 | Extensions rt18-extensions allows Retrieve Embedded Sensitive Data.This issue affects RT-Theme 18 | Extensions: from n/a through <= 2.5.

  2. Jul 24, 2026 · NIST NVD

    Updated

    Insertion of Sensitive Information Into Sent Data vulnerability in stmcan RT-Theme 18 | Extensions rt18-extensions allows Retrieve Embedded Sensitive Data.This issue affects RT-Theme 18 | Extensions: from n/a through <= 2.5.

Sources

  • CVE.orgVulnerability recordCVE-2026-39711

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-39711

    30-day exploitation probability 0.27%

    first.org
  • NIST NVDVulnerability recordCVE-2026-39711

    Insertion of Sensitive Information Into Sent Data vulnerability in stmcan RT-Theme 18 | Extensions rt18-extensions allows Retrieve Embedded Sensitive Data.This issue affects RT-Theme 18 | Extensions: from n/a through <= 2.5.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Nov 3, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 31, 2026
  • CVE.orgOct 16, 2026
  • NIST NVDOct 15, 2026