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Vulnerabilities

Vulnerability · CVE-2026-21791

HCL Sametime for Android is impacted by a sensitive information disclosure.

Published Mar 10, 2026 · catalog updated Jun 17, 2026 · HCL Sametime for Android

Check if you run it

No confirmed exploitation is on record for CVE-2026-21791. EPSS is 0.13%. Act only if a listed version of HCL Sametime for Android is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (HCL Sametime for Android).
  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Low3.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.13%
Remediation
Advisory link
Affected products
cpe hcltech/sametime

HCL Sametime for Android is impacted by a sensitive information disclosure. Hostnames information is written in application logs and certain URL

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 hcltech/sametimeversion unspecified

How to fix CVE-2026-21791

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-2026-21791. EPSS is 0.13%. Act only if a listed version of HCL Sametime for Android is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-532: Insertion of Sensitive Information into Log File. EPSS 0.13%. 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.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 10, 2026 · NIST NVD

    Detected

    HCL Sametime for Android is impacted by a sensitive information disclosure. Hostnames information is written in application logs and certain URL

  2. Jun 17, 2026 · NIST NVD

    Updated

    HCL Sametime for Android is impacted by a sensitive information disclosure. Hostnames information is written in application logs and certain URL

Sources

  • CVE.orgVulnerability recordCVE-2026-21791

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-21791

    30-day exploitation probability 0.1%

    first.org
  • NIST NVDVulnerability recordCVE-2026-21791

    HCL Sametime for Android is impacted by a sensitive information disclosure. Hostnames information is written in application logs and certain URL

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.