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CVE-2026-83524: A security vulnerability has been detected in RedPort Optimizer wXa-203, Optimizer wXa-213 and Optimizer wXa-2

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This week
CRITICAL 9.9

CVE-2026-83524 is a critical-severity flaw (CVSS 9.9) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A security vulnerability has been detected in RedPort Optimizer wXa-203, Optimizer wXa-213 and Optimizer wXa-223 up to 20260704. This impacts the function exec of the file /xgatev1/system/datetime.php of the component System Clock. The manipulation leads to command injection. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in an

Why this priority

  • Critical severity
  • CISA SSVC: public proof of concept

A fixed release or distro patch exists.

Risk facts

CVSS score9.9 (Critical)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededLow
User interactionNone
EPSS exploit chance3.2% (top 12%)
CISA exploited listNo
WeaknessCWE-74, CWE-77
Published2026-08-31
Last modified2026-09-01
Publisher (CNA): VulDB

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Last updated 2026-09-01 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Timeline

Exact fixes by distribution

Fedora 46 · ddnet · FIXED · 20.2-1.fc46 · FEDORA-2026-6991b4ab14 · source
sudo dnf upgrade --advisory=FEDORA-2026-6991b4ab14
Fedora ELN · libplacebo · FIXED · 7.360.1-5.eln159 · FEDORA-2026-92226f221e · source
sudo dnf upgrade --advisory=FEDORA-2026-92226f221e
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-83524?

No fixed release is listed yet. Watch the vendor advisory and apply any mitigation shown on this page.

Is CVE-2026-83524 being exploited?

CVE-2026-83524 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-83524 affect?

CVE-2026-83524 affects affected software. Severity is critical (CVSS 9.9). A security vulnerability has been detected in RedPort Optimizer wXa-203, Optimizer wXa-213 and Optimizer wXa-223 up to 20260704. This impacts the function exec of the file /xgatev1/system/datetime.php of the component System Clock. The mani

How urgent is CVE-2026-83524?

Priority 60/100. Critical severity; CISA SSVC: public proof of concept

Software pages

PHP vulnerabilities

References

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