Auth bypass in Thechangelog Changelog.com
CVE-2026-119763
changelog.com before commit 7b35e829 contains a missing authorization vulnerability that allows unauthenticated attackers to read unpublished content via preview routes in PostController, NewsIssueController and NewsItemController. Attackers can enumerate hashid post IDs, sequential newsletter slugs and integer news IDs against preview endpoints to read draft posts, unsent newsletters and declined news items.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/thechangelog/changelog.com/issues/581 (issue-tracking)
- hackmd.io/@hieund/changelog-com-preview-unpublished-content-missing-authz (third-party-advisory)
- github.com/thechangelog/changelog.com/commit/7b35e82934be93e8b0064299a611c98d55… (patch)
- github.com/thechangelog/changelog.com/blob/73fdd9e19cb609573f9cd8ed195cd9abaeb2… (technical-description)
- github.com/thechangelog/changelog.com (product)
- www.vulncheck.com/advisories/changelog-com-before-commit-7b35e829-missing-autho… (third-party-advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0
Frequently asked questions
- What is CVE-2026-119763?
- CVE-2026-119763 is a medium-severity vulnerability in Thechangelog Changelog.com, classified under Missing Authorization. CVSS score: 5.3/10. Published 2026-10-30.
- How severe is CVE-2026-119763?
- Medium severity. CVSS v3 base score is 5.3 out of 10.