How severe is CVE-2026-15724?

CVE-2026-15724 has a CVSS 3.x base score of 8.7, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2026-15724 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-15724?

CVE-2026-15724 affects Progress Sharefile Storage Zones Controller. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-15724?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2026-15724 published?

CVE-2026-15724 was published on 2026-07-21 and last updated on 2026-09-03.

CVE-2026-15724

CVE-2026-15724 is a high-severity vulnerability in Progress Sharefile Storage Zones Controller with a CVSS 3.x base score of 8.7. 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-20.

Key facts

Severity: High (CVSS 3.x base score 8.7)
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Progress Sharefile Storage Zones Controller
Published: 2026-07-21
Last modified: 2026-09-03

Description

In Progress ShareFile Storage Zones Controller versions prior to 5.12.5 and 6.0.2, an authenticated administrative user can exploit a path traversal vulnerability to read arbitrary files from the server filesystem, write files to arbitrary directories, or determine whether specific files exist on the server.

Frequently asked questions

What is CVE-2026-15724?: In Progress ShareFile Storage Zones Controller versions prior to 5.12.5 and 6.0.2, an authenticated administrative user can exploit a path traversal vulnerability to read arbitrary files from the server filesystem, write files to arbitrary directories, or determine whether specific files exist on the server.
How severe is CVE-2026-15724?: CVE-2026-15724 has a CVSS 3.x base score of 8.7, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2026-15724 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-15724?: CVE-2026-15724 affects Progress Sharefile Storage Zones Controller. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-15724?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2026-15724 published?: CVE-2026-15724 was published on 2026-07-21 and last updated on 2026-09-03.

References

https://support.sharefile.com/s/article/ShareFile-Storage-Zone-Controller-SZC-Service-Disruption-Guidance-Login-Issues-and-Access-Information

Affected products (1)

cpe:2.3:a:progress:sharefile_storage_zones_controller:*:*:*:*:*:*:*:*

More vulnerabilities in Progress Sharefile Storage Zones Controller

CVE-2026-2699 — Critical (CVSS 9.8): Customer Managed ShareFile Storage Zones Controller (SZC) allows an unauthenticated attacker to access restricted…
CVE-2026-2701 — Critical (CVSS 9.1): Authenticated user can upload a malicious file to the server and execute it, which leads to remote code execution.
CVE-2026-16138 — High (CVSS 8.0): In Progress ShareFile Storage Zones Controller v5.12.5 and below versions, unsafe deserialization of untrusted file…
CVE-2026-16139 — High (CVSS 7.2): In Progress ShareFile Storage Zones Controller versions <= 5.12.5 and <= 6.0.2, an authenticated zone administrator can…
CVE-2026-16137 — High (CVSS 7.2): In Progress ShareFile Storage Zones Controller v5.12.5 and below, a party with valid zone credentials can perform path…

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