Improper input validation in the capabilities route handler in OpenSearch Dashboards - the size of the request payload is not bounded - might allow remote attackers to cause a denial of service via a crafted HTTP request.
CVE-2026-75897
HIGHPre-NVD 7.57.5—Trending — 4 sources updated this week
EchelonGraph scoreHIGH confidence
Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-08-18. a secondary CVSS source baseline 7.5; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
- High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 7.5Exploit: None knownExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.5
- EG Score
- 7.5(high)
- EG Risk
- 49(Track)EG Risk 49/100SSVC: 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 computedSeverity75% × 45%Exploitation1% × 40%Automatability100% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 1%
- EPSS %ILE
- 41%
- KEV
- Not listed
Published
August 18, 2026
Last Modified
August 18, 2026
Advisory Details (2)
Auto-updated Aug 18, 2026No patch confirmed yet.
generic
CVE-2026-75897 - Uncontrolled resource consumption in OpenSearch Dashboards capabilities route
https://aws.amazon.com/security/security-bulletins/2026-082-aws/Vendor Advisories for CVE-2026-75897(2)
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 11× in last 7d / 11× 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.
- 2026-08-20 06:21 UTCGHSA enrichment
- 2026-08-19 19:02 UTCEG score recompute
- 2026-08-19 19:02 UTCGHSA enrichment
- 2026-08-19 17:04 UTCEPSS rescore
- 2026-08-19 07:42 UTCGHSA enrichment
- 2026-08-18 20:23 UTCEG score recompute
- 2026-08-18 20:23 UTCGHSA enrichment
- 2026-08-18 19:29 UTCEG score recompute
- 2026-08-18 19:29 UTCGHSA enrichment
- 2026-08-18 17:17 UTCEG score recompute
- 2026-08-18 17:14 UTCMITRE cvelistV5first tracked
Related CVEs(same CWE)
Same CWE
10 shownCWE-1284
- CVE-2022-20699EG 10.0 KEVEPSS p99CRITICAL
- CVE-2021-21960EG 10.0CRITICAL
- CVE-2021-21951EG 10.0CRITICAL
- CVE-2021-21950EG 10.0CRITICAL
- CVE-2022-25727EG 9.8CRITICAL
- CVE-2022-36938EG 9.8CRITICAL
- CVE-2022-20385EG 9.8CRITICAL
- CVE-2022-37134EG 9.8EPSS p97CRITICAL
- CVE-2021-43267EG 9.8EPSS p99CRITICAL
- CVE-2021-31556EG 9.8CRITICAL
Frequently asked(5)
What is CVE-2026-75897?
CVE-2026-75897 is a high vulnerability published on August 18, 2026. Improper input validation in the capabilities route handler in OpenSearch Dashboards - the size of the request payload is not bounded - might allow remote attackers to cause a denial of service via a crafted HTTP request.
When was CVE-2026-75897 disclosed?
CVE-2026-75897 was first published in the National Vulnerability Database on August 18, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-75897 actively exploited?
CVE-2026-75897 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 59.0% of all scored CVEs.
What is the CVSS score of CVE-2026-75897?
CVE-2026-75897 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2026-75897?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-75897, 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
Explore the affected products and dependency analysis for CVE-2026-75897
Is Your Infrastructure Affected by CVE-2026-75897?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.