CVE-2026-59563

See a problem?
Please try reporting it to the source first.
Source
https://cve.org/CVERecord?id=CVE-2026-59563
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-59563.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-59563
Published
2026-09-28T13:17:22Z
Modified
2026-10-20T12:02:14Z
Severity
  • 4.6 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L CVSS Calculator
Summary
[none]
Details

Zscaler MCP Server versions 0.7.0 and 0.7.1 has an issue where HMAC confirmation tokens were not bound to the target resource identifier, allowing an MCP client or agent to replay a token generated for one resource to affect another resource of the same type. This issue is fixed in version 0.7.2.

References

Affected packages

Git / github.com/zscaler/zscaler-mcp-server

Affected ranges

Type
GIT
Repo
https://github.com/zscaler/zscaler-mcp-server
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
559a074c034412f6001ad23e96afd1a77bd958f7
Database specific
Show details 
{
    "extracted_events":  [
        {
            "range":  [
                {
                    "introduced":  "0"
                },
                {
                    "fixed":  "0.7.2"
                }
            ],
            "source":  "DESCRIPTION"
        }
    ]
}

Affected versions

v0.*
v0.0.0
v0.1.0
v0.2.0
v0.2.1
v0.2.2
v0.3.0
v0.3.1
v0.3.2
v0.4.0
v0.5.0
v0.6.0
v0.6.1
v0.6.2
v0.7.0
v0.7.1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-59563.json"