CVE-2021-32516: Path traversal vulnerability in share_link in QSAN Storage Manager allows remote attackers to download arbitra

Q: How do I fix CVE-2021-32516?

storage manager: upgrade to 3.3.3. Exact commands for each OS are on this page.

Q: Is CVE-2021-32516 being exploited?

CVE-2021-32516 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2021-32516 affect?

CVE-2021-32516 affects storage manager. Severity is high (CVSS 7.5). Path traversal vulnerability in share_link in QSAN Storage Manager allows remote attackers to download arbitrary files. The referred vulnerability has been solved with the updated version of QSAN Storage Manager v3.3.3.

Q: How urgent is CVE-2021-32516?

Priority 50/100. High severity; Remotely exploitable, no login, no user action

This month

HIGH 7.5REMOTEUPGRADE

CVE-2021-32516 is a high-severity flaw (CVSS 7.5) affecting storage manager. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Path traversal vulnerability in share_link in QSAN Storage Manager allows remote attackers to download arbitrary files. The referred vulnerability has been solved with the updated version of QSAN Storage Manager v3.3.3.

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.7% (top 23%)
CISA exploited list	No
Weakness	CWE-22
Published	2021-07-07
Last modified	2026-06-17

Publisher (CNA): TWCERT/CC · Vendor: qsan

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2021-07-07 14:15 UTCPublished CVE record published
2026-06-17 03:53 UTCUpdated Record last modified

qsan storage manager UPGRADE

Affected: < 3.3.3

Fixed in: 3.3.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy storage-manager || rpm -q storage-manager || storage-manager --version

2. UPGRADE to 3.3.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade storage-manager

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade storage-manager

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2021-32516?

storage manager: upgrade to 3.3.3. Exact commands for each OS are on this page.

Is CVE-2021-32516 being exploited?

CVE-2021-32516 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-2021-32516 affect?

CVE-2021-32516 affects storage manager. Severity is high (CVSS 7.5). Path traversal vulnerability in share_link in QSAN Storage Manager allows remote attackers to download arbitrary files. The referred vulnerability has been solved with the updated version of QSAN Storage Manager v3.3.3.

How urgent is CVE-2021-32516?

Priority 50/100. High severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2026-2237 MEDIUM 6.2 UPGRADE A use of get request method with sensitive query strings vulnerability in volume encryption of Synology Storag
CVE-2025-43995 CRITICAL 9.8 UPGRADE Dell Storage Center - Dell Storage Manager, version(s) 20.1.21, contain(s) an Improper Authentication vulnerab
CVE-2025-43994 HIGH 8.6 UPGRADE Dell Storage Center - Dell Storage Manager, version(s) DSM 20.1.21, contain(s) a Missing Authentication for Cr
CVE-2025-46425 MEDIUM 6.5 UPGRADE Dell Storage Center - Dell Storage Manager, version(s) 20.1.20, contain(s) an Improper Restriction of XML Exte
CVE-2025-23379 LOW 3.5 DOWNGRADE Dell Storage Center - Dell Storage Manager, version(s) 21.0.20, contain(s) an Improper Neutralization of Input

References

← Back to latest CVEs