CVE-2026-28281

HIGH

7.1

Description

InstantCMS is a free and open source content management system. Prior to 2.18.1, InstantCMS does not validate CSRF tokens, which allows attackers grant moderator privileges to users, execute scheduled tasks, move posts to trash, and accept friend requests on behalf of the user. This vulnerability is fixed in 2.18.1.

Details CVE

Score CVSS v3.17.1

SeveriteHIGH

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:N

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurREQUIRED

Publie3/10/2026

Derniere modification3/13/2026

Sourcenvd

Observations honeypot0

Produits affectes

instantcms:instantcms

Faiblesses (CWE)

CWE-352

References

https://github.com/instantsoft/icms2/security/advisories/GHSA-pp43-262q-h73m(security-advisories@github.com)

Correlations IOC

Aucune correlation enregistree

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