CVE-2025-59868

MEDIUMPre-NVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

Score 5.5 from GitHub Security Advisory published 2026-06-27. a secondary CVSS source baseline 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
5.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.5Exploit: None knownExposed: 0

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

HCL Traveler for Microsoft Outlook (HTMO) is susceptible to a sensitive data exposure vulnerability which could allow an attacker to exploit application information to then attempt additional attacks and cause unknown behavior in the application.

CVSS v3
5.5
EG Score
5.5(medium)
EG Risk
25(Track)
EG Risk 25/100SSVC: 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
Severity55% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
5%
KEV
Not listed

Published

June 27, 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 sensitive data exposure (CVE-2025-59868) - Customer Support

https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0131419

Vendor Advisories for CVE-2025-59868(1)

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

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 17× in last 7d / 84× 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.

Showing the most recent 100 of 145 total refreshes for this CVE.

  1. 2026-08-27 22:52 UTCEG score recompute
  2. 2026-08-27 22:52 UTCGHSA enrichment
  3. 2026-08-27 14:24 UTCEPSS rescore
  4. 2026-08-26 14:45 UTCEPSS rescore
  5. 2026-08-25 13:48 UTCEPSS rescore
  6. 2026-08-25 04:54 UTCEG score recompute
  7. 2026-08-25 04:54 UTCGHSA enrichment
  8. 2026-08-24 14:16 UTCEPSS rescore
  9. 2026-08-24 06:45 UTCGHSA enrichment
  10. 2026-08-23 07:40 UTCEG score recompute
  11. 2026-08-23 07:40 UTCGHSA enrichment
  12. 2026-08-23 00:18 UTCEPSS rescore
  13. 2026-08-22 09:17 UTCEG score recompute
  14. 2026-08-22 09:17 UTCGHSA enrichment
  15. 2026-08-21 23:48 UTCEPSS rescore
  16. 2026-08-21 04:55 UTCEG score recompute
  17. 2026-08-21 04:55 UTCGHSA enrichment
  18. 2026-08-20 22:55 UTCEPSS rescore
  19. 2026-08-20 06:10 UTCEG score recompute
  20. 2026-08-20 06:10 UTCGHSA enrichment
  21. 2026-08-19 17:03 UTCEPSS rescore
  22. 2026-08-18 23:29 UTCEG score recompute
  23. 2026-08-18 23:29 UTCGHSA enrichment
  24. 2026-08-18 13:47 UTCEPSS rescore
  25. 2026-08-17 13:46 UTCEPSS rescore
Show 75 more
  1. 2026-08-17 00:18 UTCEG score recompute
  2. 2026-08-17 00:18 UTCGHSA enrichment
  3. 2026-08-16 14:55 UTCEPSS rescore
  4. 2026-08-16 02:13 UTCEPSS rescore
  5. 2026-08-16 02:09 UTCGHSA enrichment
  6. 2026-08-15 04:01 UTCEG score recompute
  7. 2026-08-15 04:01 UTCGHSA enrichment
  8. 2026-08-15 01:30 UTCEPSS rescore
  9. 2026-08-15 01:29 UTCEPSS rescore
  10. 2026-08-14 05:52 UTCEG score recompute
  11. 2026-08-14 05:52 UTCGHSA enrichment
  12. 2026-08-13 21:59 UTCEPSS rescore
  13. 2026-08-13 07:43 UTCEG score recompute
  14. 2026-08-13 07:43 UTCGHSA enrichment
  15. 2026-08-12 13:50 UTCEPSS rescore
  16. 2026-08-12 09:23 UTCEG score recompute
  17. 2026-08-12 09:23 UTCGHSA enrichment
  18. 2026-08-11 13:42 UTCEPSS rescore
  19. 2026-08-11 11:14 UTCEG score recompute
  20. 2026-08-11 11:14 UTCGHSA enrichment
  21. 2026-08-10 23:59 UTCEPSS rescore
  22. 2026-08-10 13:06 UTCGHSA enrichment
  23. 2026-08-09 14:57 UTCEG score recompute
  24. 2026-08-09 14:57 UTCGHSA enrichment
  25. 2026-08-09 13:46 UTCEPSS rescore
  26. 2026-08-09 13:46 UTCEPSS rescore
  27. 2026-08-08 16:49 UTCEG score recompute
  28. 2026-08-08 16:49 UTCGHSA enrichment
  29. 2026-08-08 16:36 UTCEPSS rescore
  30. 2026-08-07 18:40 UTCEG score recompute
  31. 2026-08-07 18:40 UTCGHSA enrichment
  32. 2026-08-07 16:26 UTCEPSS rescore
  33. 2026-08-06 20:23 UTCEG score recompute
  34. 2026-08-06 20:23 UTCGHSA enrichment
  35. 2026-08-06 13:46 UTCEPSS rescore
  36. 2026-08-05 22:15 UTCEG score recompute
  37. 2026-08-05 22:15 UTCGHSA enrichment
  38. 2026-08-05 19:17 UTCEPSS rescore
  39. 2026-08-05 19:17 UTCEPSS rescore
  40. 2026-08-05 00:06 UTCEG score recompute
  41. 2026-08-05 00:06 UTCGHSA enrichment
  42. 2026-08-04 15:09 UTCEPSS rescore
  43. 2026-08-04 10:37 UTCEPSS rescore
  44. 2026-08-04 01:55 UTCEG score recompute
  45. 2026-08-04 01:55 UTCGHSA enrichment
  46. 2026-08-03 10:35 UTCEPSS rescore
  47. 2026-08-03 03:46 UTCGHSA enrichment
  48. 2026-08-02 05:38 UTCGHSA enrichment
  49. 2026-08-01 07:29 UTCEG score recompute
  50. 2026-08-01 07:29 UTCGHSA enrichment
  51. 2026-08-01 04:15 UTCEPSS rescore
  52. 2026-07-31 09:18 UTCEG score recompute
  53. 2026-07-31 09:18 UTCGHSA enrichment
  54. 2026-07-30 16:27 UTCEPSS rescore
  55. 2026-07-30 11:09 UTCEG score recompute
  56. 2026-07-30 11:09 UTCGHSA enrichment
  57. 2026-07-30 01:30 UTCEPSS rescore
  58. 2026-07-29 12:48 UTCEG score recompute
  59. 2026-07-29 12:48 UTCGHSA enrichment
  60. 2026-07-28 15:35 UTCEPSS rescore
  61. 2026-07-28 14:33 UTCGHSA enrichment
  62. 2026-07-27 12:36 UTCEG score recompute
  63. 2026-07-27 12:36 UTCGHSA enrichment
  64. 2026-07-26 14:27 UTCEG score recompute
  65. 2026-07-26 14:27 UTCGHSA enrichment
  66. 2026-07-25 14:17 UTCEPSS rescore
  67. 2026-07-24 14:17 UTCEPSS rescore
  68. 2026-07-24 14:17 UTCEPSS rescore
  69. 2026-07-23 14:18 UTCEPSS rescore
  70. 2026-07-23 14:18 UTCEPSS rescore
  71. 2026-07-23 03:00 UTCEG score recompute
  72. 2026-07-22 14:08 UTCEPSS rescore
  73. 2026-07-21 15:24 UTCEPSS rescore
  74. 2026-07-20 17:08 UTCEPSS rescore
  75. 2026-07-19 14:30 UTCEPSS rescore

Frequently asked(5)

What is CVE-2025-59868?
CVE-2025-59868 is a medium vulnerability published on June 27, 2026. HCL Traveler for Microsoft Outlook (HTMO) is susceptible to a sensitive data exposure vulnerability which could allow an attacker to exploit application information to then attempt additional attacks and cause unknown behavior in the application.
When was CVE-2025-59868 disclosed?
CVE-2025-59868 was first published in the National Vulnerability Database on June 27, 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-2025-59868 actively exploited?
CVE-2025-59868 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 95.4% of all scored CVEs.
What is the CVSS score of CVE-2025-59868?
CVE-2025-59868 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2025-59868?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-59868, 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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