CVE-2026-45170

Traffic interception via incomplete TLS certificate validation

Published Jun 12, 2026 · Updated Jun 12, 2026

Improper certificate validation in CyberArk Privilege Cloud Connector before 1.1.100504 allows adjacent attackers to intercept TLS traffic. CyberArk has not disclosed which connector component or certificate check fails under the affected configurations. Exploitation requires an adjacent position, specific deployment conditions, and passive interaction; intercepted communications can be read, altered, or interrupted.

CVSS severity7.5
High
EPSS probability0.10%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper certificate validation in CyberArk Privilege Cloud Connector before 1.1.100504 allows adjacent attackers to intercept TLS traffic. CyberArk has not disclosed which connector component or certificate check fails under the affected configurations. Exploitation requires an adjacent position, specific deployment conditions, and passive interaction; intercepted communications can be read, altered, or interrupted.

The record

CVE
CVE-2026-45170
Published
Jun 12, 2026
Updated
Jun 12, 2026
Vendor
CyberArk
Product
Privilege Cloud Connector
Classifications
CWE-295, CAPEC-114, T1557
Attack vector
adjacent
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jun 12, 2026CVE publishedPublication date reported by the CVE source.
  2. Jun 12, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=1.1.0 <1.1.100504

What conditions does exploitation require?

Attack vectoradjacent
Required privilegesunauthenticated

What is affected?

CyberArk · Privilege Cloud Connectorversion=1.1.0 <1.1.100504

Published CVSS scores

7.5Palo Alto Networks, Inc.CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X
8.8NIST National Vulnerability DatabaseCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectoradjacent
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-295Improper Certificate Validation
CAPEC-114Authentication Abuse
T1557Adversary-in-the-Middle

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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