CVE-2026-48373

HIGHPre-NVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2026-07-17. 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
7.8EG
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.

Acrobat Reader is affected by a Heap-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(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
27%
KEV
Not listed

Published

July 17, 2026

Last Modified

August 28, 2026

References (1)

Vendor Advisories for CVE-2026-48373(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 10× in last 7d / 80× 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 165 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-48373?
CVE-2026-48373 is a high vulnerability published on July 17, 2026. Acrobat Reader is affected by a Heap-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.
When was CVE-2026-48373 disclosed?
CVE-2026-48373 was first published in the National Vulnerability Database on July 17, 2026, with the most recent update on August 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-48373 actively exploited?
CVE-2026-48373 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 73.2% of all scored CVEs.
What is the CVSS score of CVE-2026-48373?
CVE-2026-48373 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2026-48373?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-48373, 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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