VulnSocial

CVE-2026-67599Active Exploitation

MEDIUM

Exploitation ongoing with high activity in latest observed window (2 mentions)

Immediate actions

  • Patch affected systems immediately
  • Assume compromise if assets are exposed
  • Hunt for exploitation attempts and persistence artifacts
  • Increase monitoring for publicly documented tradecraft

Recommended action window: Immediate (within 24h)

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5.5/ 10 priority

Priority

MEDIUM

Exploitation

ACTIVE

PoC

YES

Patch

AVAILABLE

Momentum

STABLE

Threat summary

  • Active exploitation appears in 2 classified signals
  • Public PoC is present in monitored signal
  • Patch or workaround signal is available
  • 4 mentions across 3 observed days

What's happening

  • Active exploitation reported across 2 signals
  • PoC mentioned or linked in 1 signal
  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 3 signals
  • General: 1 classified signal
  • Disclosure: 1 classified signal
  • Peaked at 2 mentions on most recent observed day (2026-08-04)
  • 4 total mentions across 3 days

Deep dive

Activity timeline4 mentions / 3d
01122Mentions · 2026-07-31: 1Mentions · 2026-08-01: 1Mentions · 2026-08-04: 2PoC Mentioned / Linked · 2026-07-31: 1Active Exploitation · 2026-07-31: 1Active Exploitation · 2026-08-04: 1Patch / Workaround · 2026-07-31: 1Technical Details · 2026-07-31: 1Technical Details · 2026-08-01: 1Technical Details · 2026-08-04: 107-3108-0108-04
Signal classification3 categories
Active Exploitation
250.0%
General
125.0%
Disclosure
125.0%
Referenced assets3 URLs
Classification over time
DateTotalLabels
2026-07-311
Active Exploitation1
2026-08-011
General1
2026-08-042
Active Exploitation1Disclosure1
Full discourse4 posts
  • LazyTitan@LazyTitan33
    Active Exploitation

    I discovered CVE-2026-67599, an OS Command Injection in ClearOS's Log Viewer (CVSS 7.2). Authenticated users can chain it to full root via ClearOS's default NOPASSWD sudoers rules. It's EOL but still in the wild, so patch or migrate! Full writeup + PoC: https://lazytitan.ro/clearos

    Post summary

    ClearOS Log Viewer OS command injection (CVE-2026-67599) remains actively exploited; PoC is available and remediation via patch or migration is urged.

    0303511.7K
    1.8K followersView on X
  • Mohi@disismohi
    Disclosure

    ClearOS 7.9 has an authenticated RCE in the Log Viewer that escalates to root in one request. CVE-2026-67599. Marked 'unsupported-when-assigned', so no patch expected. Here's what I'd do Tuesday.

    Post summary

    An authenticated RCE in ClearOS 7.9’s Log Viewer (CVE-2026-67599) capable of root escalation in a single request is disclosed; no patch is expected.

    1001072
    73 followersView on X
  • Mohi@disismohi
    Active Exploitation

    Check your ClearOS inventory Tuesday. If you find it, treat it as a pre-compromised host until you can decommission or harden. Source: https://nvd.nist.gov/vuln/detail/CVE-2026-67599

    Post summary

    The message warns that ClearOS systems may already be compromised because of CVE‑2026‑67599 and urges hardening or decommissioning, indicating the vulnerability is being actively exploited.

    0000045
    73 followersView on X
  • Vulmon Vulnerability Feed@VulmonFeeds
    General

    CVE-2026-67599 OS Command Injection in Log Viewer Filter Parameter Package https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-67599

    Post summary

    The notice identifies CVE-2026-67599 as an OS Command Injection flaw in a Log Viewer package, but provides no additional details such as exploit code, active exploitation, or patch information.

    00000111
    4.1K followersView on X

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