CVE-2026-77123

Medium

Description

Nexus Repository 3 contains a sensitive information disclosure vulnerability in the capability read API. An account holding the nexus:capabilities:read privilege can retrieve the plaintext shared secret configured on a webhook capability, which is intended to be masked from all API responses. This issue affects Nexus Repository 3 versions 3.2.0 through 3.95.x, and is fixed in version 3.96.0.

SeverityMedium

CVSS6.5

Exploit probability—

ProductSonatype Nexus Repository Manager

PublishedSep 2, 2026

First seenSep 2, 2026

Weakness typeCWE-201CWE-201

How to fix

Update

sonatype nexus_repository_manager3.96.0 or later

Patches

help.sonatype.com/en/sonatype-nexus-repository-3-96-0-release-notes.html

Vendor advisories

support.sonatype.com/hc/en-us/articles/54639904174099/

Affected products

Product	Affected versions	Fixed in
sonatype nexus_repository_manager	3.2.0 ≤ v < 3.96.0	3.96.0

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