How severe is CVE-2023-26466?

CVE-2023-26466 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-26466 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-26466?

CVE-2023-26466 affects Pega Synchronization Engine. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-26466?

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-2023-26466 published?

CVE-2023-26466 was published on 2023-04-10 and last updated on 2026-06-17.

CVE-2023-26466

CVE-2023-26466 is a high-severity vulnerability in Pega Synchronization Engine with a CVSS 3.x base score of 7.8. 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-285.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-285
Affected product: Pega Synchronization Engine
Published: 2023-04-10
Last modified: 2026-06-17

Description

A user with non-Admin access can change a configuration file on the client to modify the Server URL.

Frequently asked questions

What is CVE-2023-26466?: A user with non-Admin access can change a configuration file on the client to modify the Server URL.
How severe is CVE-2023-26466?: CVE-2023-26466 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-26466 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-26466?: CVE-2023-26466 affects Pega Synchronization Engine. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-26466?: 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-2023-26466 published?: CVE-2023-26466 was published on 2023-04-10 and last updated on 2026-06-17.

References

https://support.pega.com/support-doc/pega-security-advisory-b23-robotics-and-workforce-intelligence-local-privilege

Affected products (1)

cpe:2.3:a:pega:synchronization_engine:*:*:*:*:*:*:*:*

More vulnerabilities in Pega Synchronization Engine

CVE-2023-28093 — Medium (CVSS 6.5): A user with a compromised configuration can start an unsigned binary as a service.
CVE-2023-26467 — Medium (CVSS 5.4): A man in the middle can redirect traffic to a malicious server in a compromised configuration.

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Other CWE-285 (Improper Authorization) vulnerabilities

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CVE-2026-5412 — Critical (CVSS 9.9): In Juju versions prior to 2.9.57 and 3.6.21, an authorization issue exists in the Controller facade. An authenticated…

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