VDB
CVE-2026-26936
CVE-2026-26936
PUBLISHED
CVSS 8.199999809265137 HIGH
Inefficient Regular Expression Complexity in Kibana Leading to Denial of Service
EPSS 0.08% · 24.1th percentile
Risk Scores
CVSS 4.0
8.199999809265137
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
EPSS Score
0.08%
24.1th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Bitnami | kibana | 9.0.0, 8.0.0, 8.0.0 |
| Bitnami | elk | 9.0.0, 9.0.0, 8.0.0 |
| Bitnami | elk | 9.0.0, 8.0.0 |
Exploit Intelligence
- https://www.elastic.co/community/security/ (circl)
- https://discuss.elastic.co/t/elastic-stack-6-8-11-and-7-8-1-security-update/242786 (circl)
- https://www.oracle.com//security-alerts/cpujul2021.html (circl)
- CIRCL seen: CVE-2020-7017 (circl-sighting)
- CIRCL seen: CVE-2026-26936 (circl-sighting)
- CIRCL seen: CVE-2026-26936 (circl-sighting)
- CIRCL seen: CVE-2026-26936 (circl-sighting)
- https://discuss.elastic.co/t/kibana-8-19-11-9-2-5-security-update-esa-2026-14/385250 (circl)
Timeline
- Feb 16, 2026 CVE ID Reserved
- Feb 26, 2026 CVE Published
- Feb 26, 2026 CVE Updated
- Feb 26, 2026 PoC Published
- Feb 27, 2026 EPSS Score
- Feb 27, 2026 PoC Published
- Feb 27, 2026 PoC Published
- Feb 28, 2026 EPSS Score
- Mar 1, 2026 PoC Published
- Mar 2, 2026 EPSS Score
- Mar 3, 2026 EPSS Score
- Mar 5, 2026 EPSS Score