CVE-2026-44087

CRITICALNVD 9.19.1—
EchelonGraph scoreMEDIUM confidence

Score 9.1 from GitHub Security Advisory published 2026-06-19. NVD baseline CVSS 9.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.3%CVSS: 9.1Exploit: None knownExposed services: Not assessed

The CVE record names the fixed release — apply it.

Insufficient Verification of Data Authenticity vulnerability in Apache APISIX.

The openid-connect plugin under default configuration has an attack surface that allows the attacker to spoof identity headers allowing the attacker to get unauthorized access the protected resources. This issue affects Apache APISIX: from 2.3 through 3.16.0.

Users are recommended to upgrade to version 3.17.0, which fixes the issue.

CVSS v3
9.1
EG Score
9.1CRITICALmedium confidence
EG Risk
46
EG Risk 46/100

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
Severity91% × 45%
Exploitation0% × 40%
Automatability30% × 15%
EPSS PROB
0.3%
EPSS %ILE
18th
KEV
Not listed

Published

June 19, 2026

Last Modified

June 23, 2026

Advisory Details (2)

Auto-updated Sep 16, 2026
Fix named in the CVE record.
generic

oss-security - CVE-2026-44087: Apache APISIX: Openid-connect plugin Identity Header Spoofing

http://www.openwall.com/lists/oss-security/2026/06/19/7
generic
https://lists.apache.org/thread/72ryrgdssk6s2x9d6xn14bxyyl878xfm

Vendor Advisories for CVE-2026-44087(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 / 28× 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 399 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-44087?
CVE-2026-44087 is a critical vulnerability published on June 19, 2026. Insufficient Verification of Data Authenticity vulnerability in Apache APISIX. The openid-connect plugin under default configuration has an attack surface that allows the attacker to spoof identity headers allowing the attacker to get unauthorized access the protected resources. This issue affects…
When was CVE-2026-44087 disclosed?
CVE-2026-44087 was first published on June 19, 2026, with the most recent update on June 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-44087 actively exploited?
CVE-2026-44087 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.3% probability of exploitation in the next 30 days (18th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-44087?
CVE-2026-44087 has a CVSS v3 base score of 9.1 (NVD).
How do I remediate CVE-2026-44087?
The CVE record for CVE-2026-44087 names the fix: "Users are recommended to upgrade to version 3.17.0, which fixes the issue." The vendor advisories EchelonGraph has for CVE-2026-44087 are linked in the Vendor Advisories panel on this page.

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