CVE-2026-5987

MEDIUM

Sanluan PublicCMS FreeMarker Template AbstractFreemarkerView.java AbstractFreemarkerView.doRender special elements used in a template engine

Title source: cna
STIX 2.1

Description

A security vulnerability has been detected in Sanluan PublicCMS up to 6.202506.d. This affects the function AbstractFreemarkerView.doRender of the file publiccms-parent/publiccms-core/src/main/java/com/publiccms/common/base/AbstractFreemarkerView.java of the component FreeMarker Template Handler. Such manipulation leads to improper neutralization of special elements used in a template engine. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Scores

CVSS v3 4.7
EPSS 0.0006
EPSS Percentile 17.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-1336 CWE-791
Status published
Products (6)
Sanluan/PublicCMS 4.0.202506.a
Sanluan/PublicCMS 4.0.202506.b
Sanluan/PublicCMS 5.202506.a
Sanluan/PublicCMS 5.202506.b
Sanluan/PublicCMS 5.202506.d
Sanluan/PublicCMS 6.202506.d
Published Apr 09, 2026
Tracked Since Apr 10, 2026