CVE-2026-13739

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: HIGH) published 2026-08-11. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.8Exploit: None knownExposed: 0

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

A legacy endpoint in Command Center contained an unauthenticated server-side request forgery (SSRF) vulnerability related to the handling of arbitrary target URLs. Software customers upgrade to resolved maintenance release. Update Command Center.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
59(Track)
EG Risk 59/100SSVC: 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
Severity98% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
33%
KEV
Not listed

Published

August 11, 2026

Last Modified

September 9, 2026

Advisory Details (1)

Auto-updated Sep 16, 2026
No patch confirmed yet.
generic

CV_2026_07_5

https://documentation.commvault.com/securityadvisories/CV_2026_07_5.html

Vendor Advisories for CVE-2026-13739(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 42× in last 7d / 145× 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 190 total refreshes for this CVE.

  1. 2026-09-21 00:56 UTCEG score recompute
  2. 2026-09-21 00:56 UTCGHSA enrichment
  3. 2026-09-20 20:15 UTCEPSS rescore
  4. 2026-09-20 19:43 UTCGHSA enrichment
  5. 2026-09-20 10:26 UTCGHSA enrichment
  6. 2026-09-20 05:03 UTCGHSA enrichment
  7. 2026-09-20 01:09 UTCGHSA enrichment
  8. 2026-09-19 21:19 UTCGHSA enrichment
  9. 2026-09-19 17:16 UTCEG score recompute
  10. 2026-09-19 17:16 UTCGHSA enrichment
  11. 2026-09-19 12:26 UTCGHSA enrichment
  12. 2026-09-19 06:19 UTCGHSA enrichment
  13. 2026-09-19 02:03 UTCGHSA enrichment
  14. 2026-09-18 22:13 UTCEG score recompute
  15. 2026-09-18 22:13 UTCGHSA enrichment
  16. 2026-09-18 19:27 UTCEPSS rescore
  17. 2026-09-18 17:14 UTCGHSA enrichment
  18. 2026-09-18 13:00 UTCGHSA enrichment
  19. 2026-09-18 08:29 UTCGHSA enrichment
  20. 2026-09-18 04:36 UTCGHSA enrichment
  21. 2026-09-18 00:47 UTCEG score recompute
  22. 2026-09-18 00:47 UTCGHSA enrichment
  23. 2026-09-17 14:03 UTCGHSA enrichment
  24. 2026-09-17 08:16 UTCGHSA enrichment
  25. 2026-09-17 04:27 UTCGHSA enrichment
Show 75 more
  1. 2026-09-17 00:38 UTCEG score recompute
  2. 2026-09-17 00:38 UTCGHSA enrichment
  3. 2026-09-16 10:57 UTCGHSA enrichment
  4. 2026-09-16 06:09 UTCEG score recompute
  5. 2026-09-16 06:09 UTCGHSA enrichment
  6. 2026-09-16 05:14 UTCEPSS rescore
  7. 2026-09-16 02:18 UTCGHSA enrichment
  8. 2026-09-15 17:20 UTCGHSA enrichment
  9. 2026-09-15 13:30 UTCGHSA enrichment
  10. 2026-09-15 06:30 UTCEG score recompute
  11. 2026-09-15 06:30 UTCGHSA enrichment
  12. 2026-09-15 02:39 UTCGHSA enrichment
  13. 2026-09-14 22:47 UTCGHSA enrichment
  14. 2026-09-14 14:39 UTCGHSA enrichment
  15. 2026-09-14 10:50 UTCGHSA enrichment
  16. 2026-09-14 07:01 UTCGHSA enrichment
  17. 2026-09-14 03:13 UTCGHSA enrichment
  18. 2026-09-13 23:24 UTCGHSA enrichment
  19. 2026-09-13 19:36 UTCEG score recompute
  20. 2026-09-13 19:36 UTCGHSA enrichment
  21. 2026-09-13 16:46 UTCEPSS rescore
  22. 2026-09-13 15:46 UTCGHSA enrichment
  23. 2026-09-13 11:56 UTCGHSA enrichment
  24. 2026-09-13 08:08 UTCGHSA enrichment
  25. 2026-09-13 04:19 UTCGHSA enrichment
  26. 2026-09-13 00:30 UTCGHSA enrichment
  27. 2026-09-12 20:40 UTCGHSA enrichment
  28. 2026-09-12 16:51 UTCEG score recompute
  29. 2026-09-12 16:51 UTCGHSA enrichment
  30. 2026-09-12 15:00 UTCEPSS rescore
  31. 2026-09-12 13:02 UTCGHSA enrichment
  32. 2026-09-12 09:13 UTCGHSA enrichment
  33. 2026-09-12 05:24 UTCGHSA enrichment
  34. 2026-09-12 01:35 UTCGHSA enrichment
  35. 2026-09-11 21:43 UTCGHSA enrichment
  36. 2026-09-11 17:55 UTCEG score recompute
  37. 2026-09-11 17:55 UTCGHSA enrichment
  38. 2026-09-11 14:52 UTCEPSS rescore
  39. 2026-09-11 14:06 UTCEG score recompute
  40. 2026-09-11 14:06 UTCGHSA enrichment
  41. 2026-09-11 09:36 UTCEPSS rescore
  42. 2026-09-11 08:52 UTCGHSA enrichment
  43. 2026-09-11 05:03 UTCGHSA enrichment
  44. 2026-09-11 01:13 UTCGHSA enrichment
  45. 2026-09-10 21:24 UTCGHSA enrichment
  46. 2026-09-10 17:34 UTCGHSA enrichment
  47. 2026-09-10 13:46 UTCEG score recompute
  48. 2026-09-10 13:46 UTCGHSA enrichment
  49. 2026-09-10 09:54 UTCEG score recompute
  50. 2026-09-10 09:54 UTCGHSA enrichment
  51. 2026-09-10 09:34 UTCEPSS rescore
  52. 2026-09-10 05:46 UTCGHSA enrichment
  53. 2026-09-10 01:57 UTCEG score recompute
  54. 2026-09-10 01:57 UTCGHSA enrichment
  55. 2026-09-09 16:14 UTCEG score recompute▲ 1.00
  56. 2026-09-09 16:14 UTCGHSA enrichment
  57. 2026-09-09 16:07 UTCNVD updateCVSS v3 → 9.8 · severity → CRITICAL
  58. 2026-09-09 05:47 UTCEG score recompute
  59. 2026-09-09 05:47 UTCGHSA enrichment
  60. 2026-09-08 22:00 UTCEPSS rescore
  61. 2026-09-08 07:18 UTCGHSA enrichment
  62. 2026-09-07 17:06 UTCEG score recompute
  63. 2026-09-07 17:06 UTCGHSA enrichment
  64. 2026-09-07 16:01 UTCEPSS rescore
  65. 2026-09-06 14:55 UTCEG score recompute
  66. 2026-09-06 14:55 UTCGHSA enrichment
  67. 2026-09-06 13:47 UTCEPSS rescore
  68. 2026-09-06 02:48 UTCEG score recompute
  69. 2026-09-06 02:48 UTCGHSA enrichment
  70. 2026-09-05 14:42 UTCGHSA enrichment
  71. 2026-09-05 01:46 UTCEG score recompute
  72. 2026-09-05 01:46 UTCGHSA enrichment
  73. 2026-09-04 08:22 UTCEG score recompute
  74. 2026-09-04 08:22 UTCGHSA enrichment
  75. 2026-09-04 05:06 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-13739?
CVE-2026-13739 is a critical vulnerability published on August 11, 2026. A legacy endpoint in Command Center contained an unauthenticated server-side request forgery (SSRF) vulnerability related to the handling of arbitrary target URLs. Software customers upgrade to resolved maintenance release. Update Command Center.
When was CVE-2026-13739 disclosed?
CVE-2026-13739 was first published in the National Vulnerability Database on August 11, 2026, with the most recent update on September 9, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-13739 actively exploited?
CVE-2026-13739 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 67.0% of all scored CVEs.
What is the CVSS score of CVE-2026-13739?
CVE-2026-13739 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-13739?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-13739, 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

Explore the affected products and dependency analysis for CVE-2026-13739

Explore →

Is Your Infrastructure Affected by CVE-2026-13739?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs