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CVE-2026-72686 Uncontrolled Recursion in Elasticsearch Leading to Denial of Service

🗓️ 13 Aug 2026 19:10:58Reported by elasticType 
cvelist
 cvelist
🔗 www.cve.org👁 42 Views

Uncontrolled recursion in Elasticsearch input validation causes stack exhaustion and node crash by low-privileged authenticated users.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-72686
13 Aug 202619:10
–attackerkb
cve
CVE
CVE-2026-72686
13 Aug 202619:10
–cve
elastic
Elastic
Elasticsearch 8.19.20, 9.4.5, 9.5.1 Security Update (ESA-2026-78)
13 Aug 202610:47
–elastic
nessus
Tenable Nessus
Elasticsearch 8.x < 8.19.20 / 9.0.x < 9.4.5 / 9.5.x < 9.5.1 Multiple Vulnerabilities (ESA-2026-78 / ESA-2026-79 / ESA-2026-116)
20 Aug 202600:00
–nessus
euvd
EUVD
EUVD-2026-58250
13 Aug 202619:10
–euvd
mend
Mend
CVE-2026-72686
13 Aug 202619:10
–mend
nvd
NVD
CVE-2026-72686
13 Aug 202620:17
–nvd
osv
OSV
BIT-ELASTICSEARCH-2026-72686 Uncontrolled Recursion in Elasticsearch Leading to Denial of Service
19 Aug 202608:39
–osv
osv
OSV
CGA-25CF-8247-75J3
19 Aug 202611:54
–osv
osv
OSV
CGA-2GR5-5C55-JMC4
19 Aug 202611:49
–osv
Rows per page
[
  {
    "defaultStatus": "unaffected",
    "product": "Elasticsearch",
    "vendor": "Elastic",
    "versions": [
      {
        "status": "affected",
        "versionType": "semver",
        "version": "8.0.0",
        "lessThanOrEqual": "8.19.19"
      },
      {
        "status": "affected",
        "versionType": "semver",
        "version": "9.0.0",
        "lessThanOrEqual": "9.4.4"
      },
      {
        "status": "affected",
        "versionType": "semver",
        "version": "9.5.0"
      }
    ]
  }
]

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