CVE-2026-38444

Katalog CVE

CVSS 6.1 · Medium EPSS 0,36%

Kerentanan Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'). Skor CVSS 3.1 6.1 (Medium) menurut CISA ADP.

Deskripsi (NVD)

osTicket v1.18.3 is vulnerable to Stored Cross-Site Scripting (XSS) via the email From-header display name. The value is extracted without sanitization in include/class.mailparse.php and stored raw in the poster field of ost_thread_entry. When an unauthenticated attacker sends a reply email to an existing ticket from an unregistered address with an XSS payload in the From display name.

Rincian

Terbit di NVD

3 Agustus 2026

Terakhir diubah

31 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

Jenis kelemahan (CWE)

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

EPSS (30 hari)

0,36% peluang dieksploitasi; lebih tinggi dari 27,4% 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/fr3akhacks/cve-disclosures/blob/master/osTicket/CVE-2026-38444.md
• https://github.com/osTicket/osTicket/blob/develop/include/class.mailparse.php
• https://github.com/osTicket/osTicket/commit/c54a6ac79de42cff35b453882d1d94cd38adb17f