Auth bypass in Crawlab-Team Crawlab
CVE-2026-75103
Crawlab fails to verify user ownership or administrative role on the password-change endpoint, allowing any authenticated user to reset any account's password. Attackers can enumerate user accounts through the user listing endpoint and change administrator credentials to achieve full account takeover and arbitrary code execution.
Vulnerability class: IDOR (Insecure Direct Object Reference)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (34.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 34.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001
Affected products
- Crawlab-Team Crawlab — versions 0
Weakness classification (CWE)
References
- github.com/crawlab-team/crawlab/issues/1623 (issue-tracking)
- github.com/crawlab-team/crawlab (product)
- github.com/crawlab-team/crawlab/blob/main/core/controllers/user_v2.go (technical-description)
- www.vulncheck.com/advisories/crawlab-missing-authorization-on-password-change-e… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-75103?
- CVE-2026-75103 is a high-severity vulnerability in Crawlab-Team Crawlab, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 8.8/10. Published 2026-08-17.
- How severe is CVE-2026-75103?
- High severity. CVSS v3 base score is 8.8 out of 10.