Improper Neutralization. Splunk addressed multiple internally identified vulnerabilities in Splunk Enterprise versions
Source GCVE Database
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
Thin evidence
One scorer or none| CISA-ADP | CVSS 3.1 | 9.8 |
|---|
- 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:HExploitation evidence
Disclosed: evidence found.
CVE published 7 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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
| Product | Affected | Fixed in |
|---|---|---|
| SplunkSplunk Enterprise | Affected
| Fixed in
|
| SplunkSplunk Enterprise | Affected
| Fixed in
|
| SplunkSplunk Enterprise | Affected
| Fixed in
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| SplunkSplunk Enterprise | Affected
| Fixed in
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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.