CVE-2026-76311

criticalpriority · track · 0EPSS 0.004 · 39 %ileDENLUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.45% (39th) EPSS

CVSS 9.4 · critical

Is it mine?

15 products

Check your exposure

Who says so?

3 sources

cert_bund · ncsc_nl · nvd

EPSS · scored 2026-10-27

In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, an unauthenticated user who has an embedded report token could download the dispatch archive for an embedded report search job and use exposed session material to access all relevant data and affect system integrity on the Splunk platform instance. The vulnerability is possible because the embedded report authorization flow does not block dispatch archive download requests before Splunk Enterprise begins sending the archive to the requester. For more information see Additional configuration for embedded reports (https://help.splunk.com/en/splunk-enterprise/create-dashboards-and-reports/reporting-manual/10.4/report-management/additional-configuration-for-embedded-reports) and Embed scheduled reports (https://help.splunk.com/en/splunk-enterprise/create-dashboards-and-reports/reporting-manual/10.4/report-management/embed-scheduled-reports) in the Splunk documentation.

cvss

Technical severity, 0–10. One row per scoring source.

9.4

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 8.6–9.4

v3.19.4criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Lsecondary · psirt@cisco.com USexploitability 3.9 · impact 5.5

v3.18.6highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L/E:Usecondary · CVSS-BT (t0sche)

v3.19.4criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Lsecondary · NCSC-NL NL

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-284US

affected products (15)

Products and version ranges known to be affected.

Red Hat Enterprise Linuxall versionscert_bundDEcpe:/o:redhat:enterprise_linux:-
Splunk Splunk Enterprise< 10.0.9cert_bundDE
Splunk Splunk Enterprise< 10.2.6cert_bundDE
Splunk Splunk Enterprise< 10.4.2cert_bundDE
Splunk Splunk Enterprise< 9.4.14cert_bundDE
Splunk Splunk Splunk Enterprise <10.0.9< 10.0.9cert_bundDE
Splunk Splunk Splunk Enterprise <10.2.6< 10.2.6cert_bundDE
Splunk Splunk Splunk Enterprise <10.4.2< 10.4.2cert_bundDE
Splunk Splunk Splunk Enterprise <9.4.14< 9.4.14cert_bundDE
Splunk Splunk Enterprise≤ vers:unknown/*ncsc_nlNL
Splunk Splunk Secure Gateway≤ vers:unknown/*ncsc_nlNL
splunk splunk10.0.0 → 10.0.9nvdUScpe:2.3:a:splunk:splunk:*:*:*:*:*:*:*:*
splunk splunk10.2.0 → 10.2.6nvdUScpe:2.3:a:splunk:splunk:*:*:*:*:*:*:*:*
splunk splunk10.4.0 → 10.4.2nvdUScpe:2.3:a:splunk:splunk:*:*:*:*:*:*:*:*
splunk splunk9.4.0 → 9.4.14nvdUScpe:2.3:a:splunk:splunk:*:*:*:*:*:*:*:*

advisories (2)

Vendor and ecosystem advisories describing this.

NCSC-2026-0322Kwetsbaarheden verholpen in Splunk Enterprise door SplunkNL2026-08-21csaf · ncsc_nlNL
Splunk heeft meerdere kwetsbaarheden verholpen in Splunk Enterprise, specifiek in versies vóór 10.4.2, 10.2.6, 10.0.9 en 9.4.14.
WID-SEC-W-2026-2929Splunk Splunk Enterprise: Mehrere SchwachstellenDeutsch2026-08-19csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Splunk Splunk Enterprise ausnutzen, um beliebigen Code auszuführen, Berechtigungen zu erweitern, Sicherheitsmaßnahmen zu umgehen, SQL-Injection-, serverseitige Request-Forgery- und Cross-Site-Scripting-Angriffe durchzuführen, sensible Informationen offenzulegen oder zu manipulieren, Denial-of-Service-Zustände auszulösen oder andere, nicht näher spezifizierte Angriffe durchzuführen.

sources

Which sources assert this record, and when.

cert_bund ncsc_nl nvd NVD CVE.org MITRE

published 2026-08-19modified 2026-10-24

references (1) nvd

External citations — patches, advisories, analysis.

https://advisory.splunk.com/advisories/SVD-2026-0801MitigationVendor Advisory

scry

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