CVE•Published 2026-06-25•Modified 2026-06-26•0 articles on news•5 live references•NVD data

CVE-2026-12635Gitlab · Gitlab

Vulnerability data via NVD (ingested)

CVSS v3.1

0.0

NONE

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:N

EPSS percentile

Exploit Prediction Scoring System · top 93% of all CVEs

Weaknesses (CWE)

CWE-350Reliance on Reverse DNS Resolution for a Security-Critical Action

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8.3 before 18.11.6, 19.0 before 19.0.3, and 19.1 before 19.1.1 that under certain conditions could have allowed an authenticated user with maintainer-role permissions to make requests to internal network resources through mirror synchronization due to improper URL validation.

Timeline

Published 2026-06-25

Modified 2026-06-26

External references

NVD MITRE Exploit-DB GitHub PoC VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2026-12635

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Gitlab Gitlab"

All exposed Gitlab Gitlab instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Gitlab"

HTTP body or banner mentions "Gitlab" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2026-12635