CVE-2026-0826

CRITICALNVD 9.29.2—
EchelonGraph scoreMEDIUM confidence

This critical-severity CVE scores 9.2 under NVD CVSS v3. EPSS exploit probability: 32.2%, top 2% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
Trending — 3 sources updated this weekWeaponized
9.2EG
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • Public exploit code is available (Metasploit, epss top5pct, public exploit)
CISA-KEV: Not listedEPSS PROB: 32%CVSS: 9.2Exploit: Metasploit · epss top5pct · public exploitExposed: 0

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

In certain scenarios when the admin has enabled Interactive Connectivity Establishment (ICE), a buffer overflow could enable remote code execution on Poly Voice products on the Linux platform.

CVSS v3
9.2
EG Score
9.2(medium)
EG Risk
82(Track)
EG Risk 82/100SSVC: 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
Severity92% × 45%
Exploitation65% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
32%
EPSS %ILE
98%
KEV
Not listed

Published

June 1, 2026

Last Modified

August 31, 2026

References (1)

Vendor Advisories for CVE-2026-0826(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 7× in last 7d / 43× 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 375 total refreshes for this CVE.

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

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 Metasploit module). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Metasploitexploit/linux/misc/poly_unauth_rce_cve_2026_0826✓ verified
    First seen Jun 1, 2026

    HP Poly Voice Unauthenticated Remote Code Execution

    Open source ↗

Frequently asked(5)

What is CVE-2026-0826?
CVE-2026-0826 is a critical vulnerability published on June 1, 2026. In certain scenarios when the admin has enabled Interactive Connectivity Establishment (ICE), a buffer overflow could enable remote code execution on Poly Voice products on the Linux platform.
When was CVE-2026-0826 disclosed?
CVE-2026-0826 was first published in the National Vulnerability Database on June 1, 2026, with the most recent update on August 31, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-0826 actively exploited?
CVE-2026-0826 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 32% probability of exploitation in the next 30 days, which ranks it in the top 1.8% of all scored CVEs.
What is the CVSS score of CVE-2026-0826?
CVE-2026-0826 has a CVSS v3 base score of 9.2 (NVD).
How do I remediate CVE-2026-0826?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-0826, 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-2026-0826

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