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CVE-2026-63142· NVD / CVE Program· CNA elastic

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

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.

MediumCVSS 5.0 · v3.1—No exploit No fix recorded
Published
Jul 21, 2026
Updated
Aug 3, 2026
EPSS
0.3% · 19th percentile
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Report tools

JSON

Action score

20

Monitor

Low priority for now.

CVSS
20 / 40 · 5.0 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.3%

CISA SSVC decision

Exploitation
none
Automatable
no
Technical impact
partial

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD
—
CNA · elastic
5.0
NVD has not scored this yet; the score shown is the CNA’s.

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Affected systems

VendorProduct
elastickibana

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • elastic kibana8.0.0 and later · before 8.19.19
  • elastic kibana9.0.0 and later · before 9.3.8
  • elastic kibana9.4.0 and later · before 9.4.4

Versions reported by the vendor

Affected version ranges reported by the assigning authority (elastic). Independent of NVD's CPE analysis and usually ahead of it.

  • Elastic Kibana

    • 9.4.0 and later · up to and including 9.4.3affected · semver
    • 8.0.0 and later · up to and including 8.19.18affected · semver
    • 9.0.0 and later · up to and including 9.3.7affected · semver

Same product

elastic: all records

Other highest-scoring records for the same primary product.

  • CVE-2019-7609Kibana versions before 5.6.15 and 6.6.1 contain an arbitrary code execution flaw in the Timelion visualizer.KEV
    99Now
  • CVE-2018-17246Kibana versions before 6.4.3 and 5.6.13 contain an arbitrary file inclusion flaw in the Console plugin.
    64This week
  • CVE-2025-25014Kibana arbitrary code execution via prototype pollution
    45Plan
  • CVE-2020-7012Kibana versions 6.7.0 to 6.8.8 and 7.0.0 to 7.6.2 contain a prototype pollution flaw in the Upgrade Assistant.
    40Plan
  • CVE-2024-12556Kibana Prototype Pollution can lead to code injection
    39Monitor
  • CVE-2025-25015Kibana arbitrary code execution via prototype pollution
    39Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

  • CVE-2026-6313742 days apartIncorrect Authorization in Kibana Leading to Privilege Escalation
    33Monitor
  • CVE-2026-7858344 days apartIncorrect Authorization in Kibana Leading to Privilege Escalation
    32Monitor
  • CVE-2026-8230244 days apartIncorrect Authorization in Kibana Leading to Unauthorized Configuration Modification
    32Monitor
  • CVE-2026-7267223 days apartIncorrect Authorization in Kibana Leading to Disclosure of Elastic Defend Endpoint Event Data
    30Monitor
  • CVE-2026-7263023 days apartIncorrect Authorization in Kibana Fleet Leading to Privilege Escalation
    28Monitor
  • CVE-2026-7264323 days apartIncorrect Authorization in Kibana Agent Builder Leading to Disclosure and Tampering of Private Agents
    28Monitor

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

The product’s vendor appears in a public program. Matched by name; verify the scope text in the program.

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • A low-privileged account is enough.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
low · data can be read
Integrity
none
Availability
none

Impact can extend beyond the vulnerable component (scope changes).

Attack vector
Network
Attack complexity
Low
Privileges required
Low
User interaction
None
Scope
Changed
Confidentiality impact
Low
Integrity impact
None
Availability impact
None

Weakness class (CWE)

CWE-863 · Incorrect Authorization

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N

nvd-secondary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

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Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records