What is CVE-2026-76281?
Improper Access Control. Splunk addressed multiple internally identified vulnerabilities in Splunk Enterprise versions 10.4.3, 10.2.7, 10.0.10, and 9.4.15. The vulnerabilities are grouped by Common Weakness Enumeration (CWE), with one Common Vulnerabilities and Exposures (CVE) identifier assigned to each group. See Details for more information.
The record classifies CVE-2026-76281 under weakness class CWE-284. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 3 days ago.
Severity and exploitation probability
- CVSS v3.1 base score
- 5.3 — MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - EPSS (FIRST)
- 0.2% probability of exploitation in the next 30 days, higher than 10.6% of all scored CVEs
- CISA KEV
- Not listed in the CISA Known Exploited Vulnerabilities catalog
- Threadlinqs priority
- 3.1/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- Published
- 2026-10-07, last modified 2026-10-08
Is CVE-2026-76281 being exploited?
It currently carries a trending score of 42 in the Threadlinqs vulnerability feed.
Affected products and versions
- Splunk: Enterprise
How to fix CVE-2026-76281
No vendor patch reference has been recorded for CVE-2026-76281 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.
Threat activity tracking CVE-2026-76281
2 tracked threats in the Threadlinqs corpus reference CVE-2026-76281, either in the campaign’s CVE list or as an indicator on the campaign record.
- Splunk Enterprise and Secure Gateway: 22 vulnerabilities patched (SVD-2026-1001/1002), including critical CVE-2026-76268 (Patroni REST API missing authentication, CVSS 9.8) and CVE-2026-76281 (listed 9.8 in advisory) — CRITICAL · 2026-10-09
- SonicWall SMA1000 Pre-Auth SSRF (CVE-2026-102255, CVSS 10.0) and Critical Splunk Enterprise Vulnerabilities (CVE-2026-76268, CVE-2026-76281, CVE-2026-76284) Patched — CRITICAL · 2026-10-08
Sources
Enriched from CVE.org, FIRST EPSS, GitHub Security Advisories. Last verified by Threadlinqs on .