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CVE-2026-16138

Remote code execution via unsafe deserialization in Progress ShareFile Storage Zones Controller's CICO service

HIGH
8
CVSS Score
Published: August 17, 2026 at 01:32 PM UTC
Updated: September 2, 2026 at 07:02 PM UTC
1 product affected across 1 vendorShareFile Storage Zones Controller

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Severity
HIGH8
Exploit prediction
EPSS 0.8%
SSVC
No known exploit

Description

In Progress ShareFile Storage Zones Controller v5.12.5 and below versions, unsafe deserialization of untrusted file metadata can allow a user with write access to a Network share to execute arbitrary code on the Storage Zones Controller host.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

ShareFile Storage Zones Controller· Progress
95%
v ≤ 5.12.5
Affected range stops below 5.12.6, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

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

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8HIGHProgressSoftware
Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-502

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