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CVE-2026-89315 JwtClaims.MarshalJSON panics via reflect.StructOf when any untyped claim key is not a valid Go identifier suffix

🗓️ 23 Oct 2026 08:46:30Reported by eclipseType 
cvelist
 cvelist
🔗 www.cve.org👁 3 Views

JwtClaims.MarshalJSON panics via reflect.StructOf on invalid untyped claim keys.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-89315
23 Oct 202608:54
–circl
cve
CVE
CVE-2026-89315
23 Oct 202608:46
–cve
euvd
EUVD
EUVD-2026-108647
23 Oct 202608:46
–euvd
mend
Mend
CVE-2026-89315
23 Oct 202608:46
–mend
nvd
NVD
CVE-2026-89315
23 Oct 202609:17
–nvd
ptsecurity
Positive Technologies
PT-2026-121813
23 Oct 202600:00
–ptsecurity
[
  {
    "vendor": "Eclipse Foundation",
    "product": "Eclipse KeyPont - GOSE",
    "packageName": "github.com/ThalesGroup/gose",
    "versions": [
      {
        "status": "affected",
        "version": "0.7.3",
        "lessThanOrEqual": "0.13.0-rc1",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  },
  {
    "vendor": "Eclipse Foundation",
    "product": "Eclipse KeyPont - GOSE",
    "packageName": "github.com/eclipse-keypont/gose",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "1.0.0-rc4",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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23 Oct 2026 08:46Current
CVSS 46.9
EPSS0.00253
3