CVE-2024-23581

HIGHNVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 7.8 under NVD CVSS v3. EPSS exploit probability: 0.1%, top 100% of all CVEs by exploit prediction. GitHub Security Advisory enrichment pending alignment with NVD CVSS.

Triggered by: NVD CVSS baseline
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
7.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.8Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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

CVSS v3
7.8
EG Score
7.8(medium)
EG Risk
35(Track)
EG Risk 35/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity78% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
0%
KEV
Not listed

Published

June 26, 2026

Last Modified

July 6, 2026

Advisory Details (1)

Auto-updated Jun 27, 2026
No patch confirmed yet.
generic

Security Bulletin: HCL Traveler for Microsoft Outlook (HTMO) is susceptible to an application modification vulnerability (CVE-2024-23581) - Customer Support

https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0131417

Vendor Advisories for CVE-2024-23581(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 6× in last 7d / 30× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-27 01:58 UTCGHSA enrichment
  2. 2026-07-26 14:29 UTCEG score recompute
  3. 2026-07-26 14:29 UTCGHSA enrichment
  4. 2026-07-24 14:16 UTCEPSS rescore
  5. 2026-07-23 02:34 UTCEG score recompute
  6. 2026-07-22 23:20 UTCEG score recompute▲ 1.10
  7. 2026-07-16 08:22 UTCGHSA enrichment
  8. 2026-07-15 16:56 UTCEPSS rescore
  9. 2026-07-15 16:56 UTCEPSS rescore
  10. 2026-07-15 06:24 UTCGHSA enrichment
  11. 2026-07-14 04:29 UTCGHSA enrichment
  12. 2026-07-13 02:31 UTCGHSA enrichment
  13. 2026-07-12 00:36 UTCGHSA enrichment
  14. 2026-07-10 22:41 UTCGHSA enrichment
  15. 2026-07-09 20:46 UTCGHSA enrichment
  16. 2026-07-08 18:48 UTCGHSA enrichment
  17. 2026-07-08 15:13 UTCEPSS rescore
  18. 2026-07-07 16:51 UTCGHSA enrichment
  19. 2026-07-06 18:21 UTCNVD updateCVSS v3 → 7.8 · severity → HIGH
  20. 2026-07-06 14:56 UTCGHSA enrichment
  21. 2026-07-05 12:56 UTCGHSA enrichment
  22. 2026-07-04 11:01 UTCGHSA enrichment
  23. 2026-07-03 09:06 UTCGHSA enrichment
  24. 2026-07-02 07:11 UTCGHSA enrichment
  25. 2026-07-01 05:14 UTCGHSA enrichment
Show 7 more
  1. 2026-06-30 03:20 UTCGHSA enrichment
  2. 2026-06-29 01:26 UTCGHSA enrichment
  3. 2026-06-28 04:55 UTCEPSS rescore
  4. 2026-06-28 04:55 UTCEPSS rescore
  5. 2026-06-27 23:31 UTCGHSA enrichment
  6. 2026-06-26 21:37 UTCEG score recompute
  7. 2026-06-26 21:37 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2024-23581?
CVE-2024-23581 is a high vulnerability published on June 26, 2026. The HCL Traveler for Microsoft Outlook libraries are being flagged as potentially malicious software or an unrecognized application.
When was CVE-2024-23581 disclosed?
CVE-2024-23581 was first published in the National Vulnerability Database on June 26, 2026, with the most recent update on July 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2024-23581 actively exploited?
CVE-2024-23581 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 100.0% of all scored CVEs.
What is the CVSS score of CVE-2024-23581?
CVE-2024-23581 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2024-23581?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-23581, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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