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CVE-2026-26125 is a Critical elevation-of-privilege vulnerability in Microsoft Payment Orchestrator Service. The available source material identifies it as an exclusively hosted service issue and maps it to CWE-306. Microsoft lists the CVSS v3.1 vector as AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N, indicating exploitation is possible over the network with low attack complexity, no privileges, and no user interaction. Based on the provided context, the flaw appears to involve missing authentication for a function or interface exposed by the Payment Orchestrator Service, allowing an attacker to elevate privileges once they can reach the vulnerable service. No further technical detail about the exact vulnerable endpoint, code path, or protocol is available in the provided content.
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A critical elevation-of-privilege vulnerability in Payment Orchestrator Service.
A critical privilege escalation vulnerability in Microsoft Payment Orchestrator Service that could allow an attacker on a system running the service to escalate privileges, especially relevant to POS-adjacent and payment-processing environments.
An elevation of privilege vulnerability in Microsoft Payment Orchestrator Service.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.