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CVE-2026-63142Incomplete List of Disallowed Inputs in Kibana Leading to Server-Side Request Forgery

Description

Incomplete List of Disallowed Inputs (CWE-184) in Kibana can allow an authenticated attacker with access to the Reporting feature to bypass outbound request restrictions configured by an administrator, causing the reporting service to send requests to network destinations that should be denied by the configured security policy.

Timeline

  1. ID reserved

    By elastic

  2. · 6 days later

    Published

  3. · 1 day later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2026-63142, by who scored it
Scored byCVSSScoreVector
elasticCNA (assigner)3.1Medium5.0CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
NVDNVD · Analyzed3.1Medium5.0CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
EPSS (exploitation in 30 days)
0.29% · top 79% of all CVEs (12 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.

Affected products

  • Elastic · Kibana

    • affected 9.4.0 – ≤ 9.4.3
    • affected 8.0.0 – ≤ 8.19.18
    • affected 9.0.0 – ≤ 9.3.7

References

References1

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .