PT-2026-27447 · Dedecms · Dedecms

Peng Wu · Publicado 2026-03-24 · Atualizado 2026-03-24 · CVE-2026-29839

Positive Technologies (AI Summary)

CVSS v3.1

8.8

Alta

Vetor base

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

Name of the Vulnerable Software and Affected Versions DedeCMS version 5.7.118

Description The software contains a Cross-Site Request Forgery (CSRF) issue in the /sys task add.php file. A Cross-Site Request Forgery attack allows an attacker to induce a user to perform unwanted actions on a web application in which they’re currently authenticated. The vulnerable file is /sys task add.php.

Recommendations Update to a newer version of DedeCMS that addresses this issue. As a temporary workaround, consider implementing CSRF protection mechanisms for the /sys task add.php endpoint.

Correção

CSRF

Enumeração de Fraquezas

CWE-352

Identificadores relacionados

CVE-2026-29839

Produtos afetados

Dedecms

Referências · 6

• https://twitter.com/TheHackerWire/status/2036536808595660898 · Publicação no Twitter
• https://nvd.nist.gov/vuln/detail/CVE-2026-29839 · Nota de Segurança
• https://gist.github.com/w-p-man/43bfdf3c7cf889981d773d1276bb6a62 · Nota
• https://twitter.com/TheHackerWire/status/2036548130494357634 · Publicação no Twitter
• https://dedecms.com · Nota
• https://twitter.com/TheHackerWire/status/2036536659723034996 · Publicação no Twitter