CVEsthechangelogCVE-2026-119763Published Oct 30, 17:19 · Updated Oct 30, 19:15 UTC
5.3
MediumCVSS 3.1 · from VulnCheck
CVE-2026-119763

changelog.com before commit 7b35e829 Missing Authorization via Preview Routes

changelog.com · Missing authorization · CWE-862
Affectedchangelog.com
FixUpdate to 7b35e82934be93e8b0064299a611c98d55b3e0eb or newer
PublishedOct 30, 17:19 · VulnCheck
ScoredOct 30 · 5.3 · VulnCheck
Exploit code publicNone known · checked 21:18 UTC
ExploitedNone known · CISA KEV checked 22:10 UTC

What we know

No known exploitation. CISA KEV, checked 22:10 UTC.
No public exploit code known. Exploit-DB, Metasploit, Nuclei, checked 21:18 UTC.
An attacker only needs network access to the target. No login needed. CVSS: network, no privileges.

Description

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before commit 7b35e829 contains a missing authorization vulnerability that allows unauthenticated attackers to read unpublished content via preview routes in PostController, NewsIssueController and NewsItemController.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

From VulnCheck

Affected and fixed versions

ProductAffectedFixed inchangelog.combefore 7b35e82934be93e8b0064299a611c98d55b3e0eb7b35e82934be93e8b0064299a611c98d55b3e0eb

Exploit code

Exploit-DBnone knownMetasploitnone knownNucleinone known

References

github.com/thechangelog/changelog.com/issues/581 · github.comissue trackinghackmd.io/@hieund/changelog-com-preview-unpublished-content-missing-authz · hackmd.iothird party advisorygithub.com/thechangelog/changelog.com/commit/7b35e82934be93e8b0064299a611c98d55b3e0eb · github.compatchgithub.com/thechangelog/changelog.com/blob/73fdd9e19cb609573f9cd8ed195cd9abaeb24f8a/lib/changelog_web/controllers/post_controller.ex#L48-L49 · github.comtechnical descriptiongithub.com/thechangelog/changelog.com · github.comproductVulnCheck Advisory: changelog.com before commit 7b35e829 Missing Authorization via Preview Routes · vulncheck.comthird party advisory