CVE-2018-19953

criticalknown exploitedcovered by 1 sourcefirst seen 2022-05-24

Actively exploited. CVE-2018-19953 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-05-24) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.

A cross-site scripting vulnerability affecting QNAP NAS File Station could allow remote attackers to inject malicious code.

CSIRTS triage

What: A cross-site scripting vulnerability affecting QNAP NAS File Station could allow remote attackers to inject malicious code.
Who is affected: Deployments of QNAP NAS File Station are affected.
Urgency: Remediation is urgent due to active exploitation and critical severity.
Action: Update QNAP NAS File Station to the latest version.

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

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Exploitation outlook

Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 98% of all EPSS-scored CVEs.

Advisory coverage (1)

criticalexploitedCVE-2018-19953: QNAP NAS File Station Cross-Site Scripting Vulnerabilitycisa-kev · 2022-05-24

External references

NVD record for CVE-2018-19953

CVE.org record

CISA KEV catalog

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