How severe is CVE-2021-32509?

CVE-2021-32509 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-32509 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-32509?

CVE-2021-32509 affects Qsan Storage Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-32509?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-32509 published?

CVE-2021-32509 was published on 2021-07-07 and last updated on 2026-06-17.

CVE-2021-32509

CVE-2021-32509 is a medium-severity vulnerability in Qsan Storage Manager with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-59.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.0
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-59
Affected product: Qsan Storage Manager
Published: 2021-07-07
Last modified: 2026-06-17

Description

Absolute Path Traversal vulnerability in FileviewDoc in QSAN Storage Manager allows remote authenticated attackers access arbitrary files by injecting the Symbolic Link following the Url path parameter. The referred vulnerability has been solved with the updated version of QSAN Storage Manager v3.3.3.

Frequently asked questions

What is CVE-2021-32509?: Absolute Path Traversal vulnerability in FileviewDoc in QSAN Storage Manager allows remote authenticated attackers access arbitrary files by injecting the Symbolic Link following the Url path parameter. The referred vulnerability has been solved with the updated version of QSAN Storage Manager v3.3.3.
How severe is CVE-2021-32509?: CVE-2021-32509 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-32509 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-32509?: CVE-2021-32509 affects Qsan Storage Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-32509?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-32509 published?: CVE-2021-32509 was published on 2021-07-07 and last updated on 2026-06-17.

References

https://www.twcert.org.tw/tw/cp-132-4865-0c967-1.html

Affected products (1)

cpe:2.3:a:qsan:storage_manager:*:*:*:*:*:*:*:*

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