CVE-2026-8589

HIGH

CVSS v3.1: 7.3 · EPSS: 0.0002 (4.9 percentile)

NetworkXSSVendor advisory ref

Source data as of:

At a glance

Severity
HIGH
CVSS
7.3 v3.1 · NVD
EPSS
0.0002 (4.9 percentile) · FIRST.org
CISA KEV
No
Type
XSS · NVD CWE
Attack conditions (CVSS vector)
Network · Source: NVD Vector
Affected vendors
gitlab
Published
2026-06-11 · Modified: 2026-06-11

CVSS / EPSS / KEV

CVSS v3.1 7.3 / 10 HIGH Source: NVD
EPSS 0.0002 4.9 percentile Source: FIRST.org
CISA KEV No Source: CISA

Source — CVSS: NVD · EPSS: FIRST.org · KEV: CISA. Data & Sources

Description

GitLab has remediated an issue in GitLab EE affecting all versions from 13.1.4 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions could have allowed an authenticated user to add unauthorized email addresses to a targeted user's account due to improper sanitization of user-supplied input in certain group setting fields.

Record details

CVE ID
CVE-2026-8589
CVSS (v3.1)
7.3 (HIGH)
Vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:N
Exploitability subscore
1.0
Impact subscore
5.8
EPSS
0.0002 (4.9 percentile) — 2026-06-12
CISA KEV
No
Weakness (CWE)
CWE-79
Affected vendors
gitlab
Affected configurations (CPE)
6
Published
2026-06-11
Modified
2026-06-11
Status
Analyzed

References

Reference URLs as listed by NVD, grouped by a mechanical match on the link's host/pattern. Labels describe the link type only.