How severe is CVE-2026-56152?

CVE-2026-56152 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-56152 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-56152?

CVE-2026-56152 affects Elastic Endpoint Security. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-56152?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-56152 published?

CVE-2026-56152 was published on 2026-07-01 and last updated on 2026-07-06.

CVE-2026-56152

CVE-2026-56152 is a medium-severity vulnerability in Elastic Endpoint Security with a CVSS 3.x base score of 5.3. 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-863.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Elastic Endpoint Security
Published: 2026-07-01
Last modified: 2026-07-06

Description

Incorrect Authorization (CWE-863) in Elastic Defend can lead to unauthorized information disclosure via Accessing Functionality Not Properly Constrained by ACLs (CAPEC-1). Under certain conditions, a low-privileged authenticated user can access response action data that they are not authorized to view.

Frequently asked questions

What is CVE-2026-56152?: Incorrect Authorization (CWE-863) in Elastic Defend can lead to unauthorized information disclosure via Accessing Functionality Not Properly Constrained by ACLs (CAPEC-1). Under certain conditions, a low-privileged authenticated user can access response action data that they are not authorized to view.
How severe is CVE-2026-56152?: CVE-2026-56152 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-56152 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-56152?: CVE-2026-56152 affects Elastic Endpoint Security. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-56152?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-56152 published?: CVE-2026-56152 was published on 2026-07-01 and last updated on 2026-07-06.

References

https://discuss.elastic.co/t/elastic-defend-8-19-13-9-2-7-9-3-2-security-update-esa-2026-46

Affected products (1)

cpe:2.3:a:elastic:endpoint_security:*:*:*:*:*:*:*:*

More vulnerabilities in Elastic Endpoint Security

CVE-2022-38777 — High (CVSS 7.8): An issue was discovered in the rollback feature of Elastic Endpoint Security for Windows, which could allow…
CVE-2022-38775 — High (CVSS 7.8): An issue was discovered in the rollback feature of Elastic Endpoint Security for Windows, which could allow…
CVE-2022-38774 — High (CVSS 7.8): An issue was discovered in the quarantine feature of Elastic Endpoint Security and Elastic Endgame for Windows, which…
CVE-2022-23714 — High (CVSS 7.8): A local privilege escalation (LPE) issue was discovered in the ransomware canaries features of Elastic Endpoint…
CVE-2023-46669 — Medium (CVSS 6.2): Exposure of sensitive information to local unauthorized actors in Elastic Agent and Elastic Security Endpoint can lead…

All CVEs affecting Elastic Endpoint Security →

Other CWE-863 (Incorrect Authorization) vulnerabilities

CVE-2026-48286 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) versions 7.4.3 build 9396 and earlier are affected by an Incorrect Authorization…
CVE-2026-48303 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) versions 7.4.3 build 9394 and earlier are affected by an Incorrect Authorization…
CVE-2026-44330 — Critical (CVSS 10.0): free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NEF mounts the…
CVE-2026-46595 — Critical (CVSS 10.0): Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of…
CVE-2026-33105 — Critical (CVSS 10.0): Improper authorization in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over…
CVE-2026-32213 — Critical (CVSS 10.0): Improper authorization in Azure AI Foundry allows an unauthorized attacker to elevate privileges over a network.

Browse all CWE-863 (Incorrect Authorization) vulnerabilities →