PT-2026-21324 · Unknown · Getsimple Cms

Twinson333 · Publicado 2026-02-20 · Atualizado 2026-02-24 · CVE-2026-27147

Positive Technologies (AI Summary)

CVSS v4.0

6.9

Média

Vetor base

AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions GetSimple CMS (affected versions not specified)

Description GetSimple CMS is susceptible to a cross-site scripting (XSS) issue stemming from improper handling of SVG file uploads. Authenticated users can upload SVG files through the administrative upload feature. These files are not adequately sanitized or restricted, enabling an attacker to embed malicious JavaScript code. When an uploaded SVG file is accessed, the embedded script executes within the user's browser.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

XSS

Enumeração de Fraquezas

CWE-79

Identificadores relacionados

CVE-2026-27147

GHSA-5GMQ-HRCX-6W45

Produtos afetados

Getsimple Cms

Referências · 9

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/27xxx/CVE-2026-27147.json · Exploit
• https://github.com/GetSimpleCMS-CE/GetSimpleCMS-CE/security/advisories/GHSA-5gmq-hrcx-6w45 · Aviso do Fabricante
• https://t.me/cveNotify/152995 · Publicação no Telegram
• https://t.me/cveNotify/152683 · Publicação no Telegram
• https://nvd.nist.gov/vuln/detail/CVE-2026-27147 · Nota de Segurança
• https://t.me/CVEtracker/45331 · Publicação no Telegram
• https://osv.dev/vulnerability/CVE-2026-27147 · Aviso do Fabricante
• https://twitter.com/CVEarity/status/2025178238826512625 · Publicação no Twitter
• https://twitter.com/CVEnew/status/2024988689294831915 · Publicação no Twitter