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before commit 7b35e829 contains a missing authorization vulnerability that allows unauthenticated attackers to read unpublished content via preview routes in PostController, NewsIssueController and NewsItemController.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.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/thechangelog/changelog.com
https://github.com/thechangelog/changelog.com/blob/73fdd9e19cb609573f9cd8ed195cd9abaeb24f8a/lib/changelog_web/controllers/post_controller.ex#L48-L49
https://github.com/thechangelog/changelog.com/commit/7b35e82934be93e8b0064299a611c98d55b3e0eb
https://github.com/thechangelog/changelog.com/issues/581
https://hackmd.io/@hieund/changelog-com-preview-unpublished-content-missing-authz
https://www.vulncheck.com/advisories/changelog-com-before-commit-7b35e829-missing-authorization-via-preview-routes
https://hackmd.io/@hieund/cve-2026-119763-changelog-com-preview-unpublished-content-missing-authz

Configurations

No configuration.

History

30 Oct 2026, 20:17

Type	Values Removed	Values Added
References		() https://hackmd.io/@hieund/cve-2026-119763-changelog-com-preview-unpublished-content-missing-authz -

30 Oct 2026, 18:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-30 18:17

Updated : 2026-10-30 20:17

NVD link : CVE-2026-119763

Mitre link : CVE-2026-119763

CVE.ORG link : CVE-2026-119763

JSON object : View

Products Affected

No product.

CWE

CWE-862

Missing Authorization

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