01 Record
CVE-2026-76286
Server-Side Request Forgery (SSRF) through Custom API Tools in Splunk MCP Server
MediumPUBLISHEDCNA: cisco
CNA base score5.3 CVSS v3.xCVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:L/A:L
02 Description
Server-Side Request Forgery (SSRF) through Custom API Tools in Splunk MCP Server
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- Not scored by EPSS
- EPSS percentile
- Not scored by EPSS
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Not recorded
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-10-07 20:46Z1 HR AGO
- Last updated
- 2026-10-07 20:46Z1 HR AGO
- Reserved
- 2026-08-19
- Assigning CNA
- cisco
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.3)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:L/A:L
- Weaknesses
- CWE-918Server-Side Request Forgery (SSRF)Base
- Data version
- 5.2
- Document digest
- f2be33d2a22f117efc6fac8ec3bfab0cc00ff2a2d11a75605f3ae1d45329e0fe
05 Affected products
VendorProductVersionsPlatforms
06 References
- advisory.splunk.comhttps://advisory.splunk.com/advisories/SVD-2026-1004
07 Remediation
Upgrade Splunk MCP Server to version 1.2.1 or higher.