Last seen July 12, 2026

Microsoft Privilege Escalation Vulnerability

Attackers are actively exploiting critical vulnerabilities, including Adobe ColdFusion (CVE-2026-48282) and Langflow (CVE-2026-55255) for credential harvesting. Microsoft released fixes for a Windows Defender local privilege escalation flaw (CVE-2026-50656), and ClamAV patched seven scanner bugs, underscoring ongoing patch management challenges.

Technical Severity
Medium severity
Lifecycle Status

STABLE

Sources

What Happened

Attackers are actively exploiting critical vulnerabilities, including Adobe ColdFusion (CVE-2026-48282) and Langflow (CVE-2026-55255) for credential harvesting. Microsoft released fixes for a Windows Defender local privilege escalation flaw (CVE-2026-50656), and ClamAV patched seven scanner bugs, underscoring ongoing patch management challenges.

Why This Matters

The evidence matters to defenders using Microsoft because it could allow an attacker to gain additional privileges.

Recommended Action

Confirm whether Week is present in your environment, compare your versions against the report, and apply available vendor patches or mitigations.

Exposure

My Interests Exposure

Exposure unknown

Recommended Response
Last Seen

Jul 12, 2026 05:30

Exposure reason: This incident does not currently match a technology in My Interests.

Exploitation status: ACTIVELY_EXPLOITED

Primary entities:

AdobeClamAVMicrosoftColdFusionLangflowWindows Defender

Authoritative Intelligence

CVE CVE-2026-48282, CVE-2026-50656, CVE-2026-55255 Incident identifier

EPSS is a vulnerability exploitation probability signal, not proof that your environment is exposed. CISA KEV means known exploitation of the vulnerability, not that your system was exploited.

Public GitHub References

Search GitHub for public repositories that mention this CVE. BugSkan only lists repository metadata as a defensive awareness signal — it does not fetch or display exploit code.

CVE-2026-48282 on GitHub CVE-2026-50656 on GitHub CVE-2026-55255 on GitHub

GitHub API error: API rate limit exceeded for 68.178.145.130. (But here's the good news: Authenticated requests get a higher rate limit. Check out the documentation for more details.)

Timeline

  • Incident first seen
    Jul 12, 2026 05:30

    BugSkan first recorded this incident.

  • Week in review: Accenture data breach, great open-source cybersecurity tools - Help Net Security
    Jul 12, 2026 05:30

    helpnetsecurity.com · Vulnerability

Sources

Week in review: Accenture data breach, great open-source cybersecurity tools - Help Net Security

helpnetsecurity.com · Jul 12, 2026 05:30

Attackers are actively exploiting critical vulnerabilities, including Adobe ColdFusion (CVE-2026-48282) and Langflow (CVE-2026-55255) for credential harvesting. Microsoft released fixes for a Windows Defender local privilege escalation flaw (CVE-2026-50656), and ClamAV patched seven scanner bugs, underscoring ongoing patch management challenges.

Open publisher source

Other BugSkan incidents that share identifiers, products, or vendors with this report.

My Interests Match

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