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PatchSiren cyber security CVE debrief

CVE-2026-0209 PureStorage CVE debrief

This CVE debrief is based on the supplied source corpus. The CVE record was published on 2026-04-14T18:16:41.980Z and has not been modified since then. Storage administrators and security teams responsible for FlashArray Purity systems should assess exposure and verify snapshot retention policies. The vulnerability may cause FlashArray Purity to apply snapshot retention policies incorrectly under certain administrative conditions, potentially leading to data integrity issues. Further verification is required to determine affected versions and remediation.

Vendor
PureStorage
Product
FlashArray
CVSS
MEDIUM 6.9
CISA KEV
Not listed in stored evidence
Original CVE published
2026-04-14
Original CVE updated
2026-10-26
Advisory published
2026-04-14
Advisory updated
2026-10-26

Who should care

Storage administrators and security teams responsible for FlashArray Purity systems should assess exposure and verify snapshot retention policies.

Why it matters

This vulnerability may cause FlashArray Purity to apply snapshot retention policies incorrectly under certain administrative conditions, potentially leading to data integrity issues. Storage administrators and security teams should verify snapshot retention policies and assess exposure to prevent unintended data loss and ensure data integrity.

  • Verify snapshot retention policies to prevent unintended data loss
  • Assess exposure to potential data integrity issues
  • Review administrative conditions to prevent incorrect policy application

Technical summary

Under certain administrative conditions, FlashArray Purity may apply snapshot retention policies earlier or later than configured. The CVSS score is 6.9 and the severity is MEDIUM. This vulnerability affects FlashArray Purity systems and may lead to data integrity issues if not properly addressed. Storage administrators should verify snapshot retention policies and assess exposure to prevent unintended data loss and ensure data integrity.

Defensive priority

Storage administrators should verify snapshot retention policies for FlashArray Purity and assess exposure.

Recommended defensive actions

  • Verify snapshot retention policies for FlashArray Purity
  • Assess exposure and potential impact on storage systems
  • Review and update administrative conditions for snapshot retention policies

Evidence notes

The CVE record and NVD entry provide limited information about the vulnerability. Further verification is required to determine affected versions and remediation.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-0209 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-0209

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-0209 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-0209

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

  • Source reference

    Unverified legacy reference

    URL: https://support.purestorage.com/bundle/m_security_bulletins/page/Pure_Security/topics/concept/c_security_bulletins.html

    [email protected]

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.