CVE-2026-77123CWE-201

CVE-2026-77123

Medium · published September 2, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
38.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
6.0 · CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
EPSS
0.00455 · 38.5th percentile
Weakness
CWE-201 · Insertion of Sensitive Information Into Sent Data
Published
2026-09-02T22:21Z
Affected products (1)
ProductVersionsFixed in
sonatype/nexus_repository_manager≥ 3.2.0, < 3.96.03.96.0
References (2)
https://help.sonatype.com/en/sonatype-nexus-repository-3-96-0-release-notes.html · 103e4ec9-0a87-450b-af77-479448ddef11https://support.sonatype.com/hc/en-us/articles/54639904174099/ · 103e4ec9-0a87-450b-af77-479448ddef11
EPSS history
Timeline
  • 04 SEP 03:44Z
    EPSS moved — → 0%
    epss
  • 02 SEP 17:03Z
    Nexus Repository 3 - Webhook Secret Disclosure via Capability Read API
    cvelistv5