CVE-2026-47959

HIGHPre-NVD 7.87.8—
EchelonGraph scoreHIGH confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2026-06-09. a secondary CVSS source baseline 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.8Exploit: NoneExposed: 0

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

Acrobat Reader versions 24.001.30365, 26.001.21651 and earlier are affected by a Stack-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

CVSS v3
7.8
EG Score
7.8(high)
EPSS
7.1%
KEV
Not listed

Published

June 9, 2026

Last Modified

June 12, 2026

References (1)

Vendor Advisories for CVE-2026-47959(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 28× in last 7d / 134× 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 134 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-47959?
CVE-2026-47959 is a high vulnerability published on June 9, 2026. Acrobat Reader versions 24.001.30365, 26.001.21651 and earlier are affected by a Stack-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious…
When was CVE-2026-47959 disclosed?
CVE-2026-47959 was first published in the National Vulnerability Database on June 9, 2026, with the most recent update on June 12, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-47959 actively exploited?
CVE-2026-47959 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 7.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-47959?
CVE-2026-47959 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2026-47959?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-47959, 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.

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