Skip to main content
CVE-2026-76284VulnerabilityPublished Updated

Improper Neutralization. Splunk addressed multiple internally identified vulnerabilities in Splunk Enterprise versions

Source GCVE Database

0
Compare
Authoritative record:CVE-2026-76284· Critical 9.8

Not known to be exploited · CVSS 9.8 Critical · fixed in 10.4.3 : patch Splunk Enterprise as a priority.

Data as of 7 Nov 2026, 19:47 UTC

CVSS 3.1 base score
9.8Critical
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CISA-ADPCVSS 3.19.8
Patch
Available – fixed in 10.4.3, 10.2.7, 10.0.10 +1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 7 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 7 Nov 2026.

What to do

Upgrade Splunk Enterprise to 10.4.3, 10.2.7, 10.0.10 or 9.4.15.

Affected software

ProductAffectedFixed in
SplunkSplunk EnterpriseAffected
  • >=10.4 <10.4.3
Fixed in
  • 10.4.3
SplunkSplunk EnterpriseAffected
  • >=10.2 <10.2.7
Fixed in
  • 10.2.7
SplunkSplunk EnterpriseAffected
  • >=10.0 <10.0.10
Fixed in
  • 10.0.10
SplunkSplunk EnterpriseAffected
  • >=9.4 <9.4.15
Fixed in
  • 9.4.15

AI-suggested

Until then, consider limiting network exposure of affected Splunk instances and applying any recommended temporary mitigations from the vendor.

Description

Splunk Enterprise versions 10.4.3, 10.2.7, 10.0.10, and 9.4.15 contain multiple internally identified vulnerabilities related to improper neutralization, categorized under CWE-707. These vulnerabilities have been assigned the CVE identifier CVE-2026-76284 and carry a critical severity rating with a CVSS score of 9.8. The vulnerabilities impact confidentiality, integrity, and availability with no known exploits in the wild as of the publication date.

References

Community reviews

Loading reviews…