CVE-2026-8496

Katalog CVE

CVSS 6.1 · Medium EPSS 0,51%

Skor CVSS 3.1 6.1 (Medium) menurut CISA ADP.

Deskripsi (NVD)

A cross-site scripting (XSS) vulnerability exists in Alinto SOGo, version 5.12.7. A maliciously crafted ICS calendar invitation files allows arbitrary JavaScript execution within the authenticated SOGo webmail session. The issue occurs because SVG content embedded in the description field of an ICS file, with an onrepeat event handler, is insufficiently sanitized before being rendered in the webmail interface. A remote attacker can execute JavaScript in the victim's browser when the malicious calendar invite is viewed. Successful exploitation may allow mailbox access, email and contact theft, session hijacking, and other actions allowed by an authenticated user.

Rincian

Terbit di NVD

13 Mei 2026

Terakhir diubah

6 Agustus 2026

Status NVD

Deferred

CVSS 3.1

6.1 (Medium), sumber CISA ADP
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N · uraikan di kalkulator

EPSS (30 hari)

0,51% peluang dieksploitasi; lebih tinggi dari 41,5% CVE lain

Produk dan versi terdampak

NVD belum mencantumkan data produk (CPE) untuk CVE ini. Produk yang terdampak biasanya disebut di deskripsi dan di advisory vendor pada daftar referensi.

Referensi dan perbaikan

• https://github.com/Alinto/sogo/commit/67ce01ec2a1a7854d8e9f615dd65afb949043e86
• https://github.com/Alinto/sogo/releases/tag/SOGo-5.12.8
• https://www.sogo.nu/news/2026/sogo-v5128-released.html
• https://www.kb.cert.org/vuls/id/487613