CVE-2026-53232: net: phy: clean the sfp upstream if phy probing fails

mediumCVSS 5.5CVE-2026-53232

CSIRTS triage

Other

What: The vulnerability involves cleaning the SFP upstream if PHY probing fails.
Who is affected: Deployments using PHY technology may be affected.
Urgency: Remediation is medium urgency due to the medium severity rating.
Action: Monitor for updates regarding this issue.

AI-assisted analysis generated from the source advisory — verify against the original.

Details

Source: Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity: medium — CVSS 5.5
Published: 2026-06-09
Exploitation: Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-53232

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-532320.22% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 13% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-53232	coverage & exploitation status	NVD · CVE.org

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