CVE-2026-48437

MEDIUMPre-NVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

Score 5.5 from GitHub Security Advisory published 2026-08-11. 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.

CAI Content Credentials is affected by an Improper Certificate Validation vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized write access. Exploitation of this issue requires user interaction in that a victim must visit a maliciously crafted URL or interact with a compromised web page.

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
1%
KEV
Not listed

Published

August 11, 2026

Last Modified

August 28, 2026

References (1)

Vendor Advisories for CVE-2026-48437(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 14× in last 7d / 74× 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 102 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-48437?
CVE-2026-48437 is a medium vulnerability published on August 11, 2026. CAI Content Credentials is affected by an Improper Certificate Validation vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized write access. Exploitation of this issue requires user interaction…
When was CVE-2026-48437 disclosed?
CVE-2026-48437 was first published in the National Vulnerability Database on August 11, 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-2026-48437 actively exploited?
CVE-2026-48437 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 98.9% of all scored CVEs.
What is the CVSS score of CVE-2026-48437?
CVE-2026-48437 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2026-48437?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-48437, 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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