CVE-2026-94513
A NVD · · CVE-2026-94513
Admiralty grading (A–F · 1–6)
Source reliability
- A Completely reliable
- B Usually reliable
- C Fairly reliable
- D Not usually reliable
- E Unreliable
- F Cannot be judged
Information credibility
- 1 Confirmed
- 2 Probably true
- 3 Possibly true
- 4 Doubtful
- 5 Improbable
- 6 Cannot be judged
NATO Admiralty (AJP-2.1) grades confidence, independent of the risk score. Cross-source corroboration isn't tracked for non-CVE news, so single-source items are capped at a lower credibility number; a low number does not imply low quality.
Key metrics
- CVSS
- 8.0
- EPSS
- 0%
Key insight
This NVD advisory only provides the CVE description and no indication of active exploitation, attack tactics, or affected sectors.
Description
CVE-2026-94513 is a heap-based buffer overflow vulnerability in Microsoft SQL Server. An attacker with valid access rights can exploit it over the network to elevate privileges. SQL Server installations are affected when a low-privileged session or valid credentials are already present. At the time of the advisory, there are no indications of active exploitation, a proof of concept, or inclusion in CISA KEV.
Risk score
- cvss base
- 80.00
- kev bonus
- 0.00
- epss bonus
- 0.00
- poc bonus
- 0.00
- raw before weight
- 80.00
- industry weight
- 1.21
- freshness factor
- 1.00
- exploitability factor
- 1.00
- days old
- 0.00
- vendor mismatch penalty
- 0.00
Path: operational
MITRE ATT&CK mapping
1 TTPProcedure details
| Technique | Tactic | Procedure | Conf. | Source |
|---|---|---|---|---|
| T1068 Exploitation for Privilege Escalation | Privilege Escalation | An authorized attacker exploits a heap-based buffer overflow vulnerability in SQL Server by sending a specially crafted network request, allowing them to elevate privileges over the network. | high | llm |