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CVE-2026-76283VulnerabilityPublished Updated

Protection Mechanism Failure. Splunk addressed multiple internally identified vulnerabilities in Splunk Enterprise

Source GCVE Database

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Authoritative record:CVE-2026-76283· High 7.6

Not known to be exploited · CVSS 7.6 High · fixed in 10.4.3 : patch Splunk Enterprise soon.

Data as of 7 Nov 2026, 19:47 UTC

CVSS 3.1 base score
7.6High
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CISA-ADPCVSS 3.17.6
Patch
Available – fixed in 10.4.3, 10.2.7, 10.0.10 +1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L

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

Description

Splunk Enterprise contains multiple internally identified vulnerabilities categorized under Protection Mechanism Failure (CWE-693). These affect versions 9.4.15, 10.0.10, 10.2.7, and 10.4.3. The vulnerabilities have been assigned a CVE identifier CVE-2026-76283 and carry a high severity rating with a CVSS score of 7.6. The flaws impact confidentiality, integrity, and availability to varying degrees. No public exploits or known in-the-wild exploitation have been reported.

References

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