PT-2026-23930 · 1024+1 · Smartadmin+1

Din4 + 1 · Published 2026-03-08 · Updated 2026-03-13 · CVE-2026-3725

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions 1024-lab/lab1024 SmartAdmin versions up to 3.29

Description A flaw exists in the freemarkerResolverContent function within the FreeMarker Template Handler component, specifically in the file sa-base/src/main/java/net/lab1024/sa/base/module/support/mail/MailService.java. Manipulation of the template content argument can lead to improper neutralization of special elements used in a template engine, allowing for remote exploitation. The exploit has been published.

Recommendations Versions prior to 3.29 should be updated. As a temporary workaround, consider restricting the use of the freemarkerResolverContent function until a patch is available.

Exploit

Fix

Weakness Enumeration

CWE-1336

CWE-791

Related Identifiers

CVE-2026-3725

Affected Products

Freemarker

Smartadmin

References · 10

• 🔥 https://notion.so/SmartAdmin-Server-Side-Template-Injection-SSTI-in-Email-Template-Rendering-310ea92a3c418087ac63ec8e5a061b62 · Exploit
• https://osv.dev/vulnerability/CVE-2026-3725 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-3725 · Security Note
• https://t.me/cveNotify/154675 · Telegram Post
• https://t.me/cveNotify/155413 · Telegram Post
• https://twitter.com/CVEnew/status/2030747870488621176 · Twitter Post
• https://vuldb.com/?ctiid.349703 · Note
• https://vuldb.com/?submit.766459 · Note
• https://t.me/CVEtracker/46796 · Telegram Post
• https://vuldb.com/?id.349703 · Note