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CVE-2024-23581: The HCL Traveler for Microsoft Outlook libraries are being flagged as potentially malicious software or an unr

29
Routine
MEDIUM 6.7WATCHLISTUPGRADE

CVE-2024-23581 is a medium-severity flaw (CVSS 6.7) affecting traveler for microsoft outlook. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The HCL Traveler for Microsoft Outlook libraries are being flagged as potentially malicious software or an unrecognized application.

Why this priority

  • On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score6.7 (Medium)
Attack vectorLocal
Attack complexityHigh
Privileges neededLow
User interactionRequired
EPSS exploit chance0.1% (top 100%)
CISA exploited listNo
WeaknessCWE-347
Published2026-06-26
Last modified2026-10-02
Publisher (CNA): HCL Software · Vendor: hcltech

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Last updated 2026-10-02 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

hcltech traveler for microsoft outlook UPGRADE
Affected: < 3.0.9
Fixed in: 3.0.9
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy traveler-for-microsoft-outlook || rpm -q traveler-for-microsoft-outlook || traveler-for-microsoft-outlook --version
2. UPGRADE to 3.0.9 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade traveler-for-microsoft-outlook
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade traveler-for-microsoft-outlook
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-23581?

traveler for microsoft outlook: upgrade to 3.0.9. Exact commands for each OS are on this page.

Is CVE-2024-23581 being exploited?

CVE-2024-23581 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-23581 affect?

CVE-2024-23581 affects traveler for microsoft outlook. Severity is medium (CVSS 6.7). The HCL Traveler for Microsoft Outlook libraries are being flagged as potentially malicious software or an unrecognized application.

How urgent is CVE-2024-23581?

Priority 29/100. On your watchlist

Software pages

Outlook vulnerabilities

Related CVEs

References

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