# CVE-2026-76283 — Splunk Enterprise

> As of 2026-10-08, CVE-2026-76283 is a HIGH-severity vulnerability in Splunk Enterprise, CVSS v3.1 7.6, EPSS 0.1% (8.9th percentile). Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2026-76283, most recently “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)”.

**Last updated:** 2026-10-08

## What is CVE-2026-76283?

Protection Mechanism Failure. 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-2026-76283 under weakness class [CWE-693](https://intel.threadlinqs.com/cwe/CWE-693). Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs low-privilege credentials, needs no user interaction, and has high impact on confidentiality. 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:** 7.6 — HIGH (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L`)
- **EPSS (FIRST):** 0.1% probability of exploitation in the next 30 days, higher than 8.9% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 4.2/10 — 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-2026-76283 being exploited?

It currently carries a trending score of 36 in the Threadlinqs vulnerability feed.

## Affected products and versions

- [Splunk](https://intel.threadlinqs.com/vendors/splunk): Enterprise

## How to fix CVE-2026-76283

No vendor patch reference has been recorded for CVE-2026-76283 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-2026-76283

1 tracked threat in the Threadlinqs corpus references CVE-2026-76283, 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)](https://intel.threadlinqs.com/threat/TL-2026-3110) — CRITICAL · 2026-10-09

## Sources

Enriched from CVE.org, NVD, FIRST EPSS, GitHub Security Advisories. Last verified by Threadlinqs on 2026-10-10. This product uses the NVD API but is not endorsed or certified by the NVD.

**Other references**

- [advisory.splunk.com](https://advisory.splunk.com/advisories/SVD-2026-1002)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-76283
Full detection coverage and IOCs for threats exploiting CVE-2026-76283 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp