CVE-2026-5987

Summary

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.

Affected Software

VendorProductVersion RangeStatus
SanluanPublicCMS4.0.202506.aaffected
SanluanPublicCMS4.0.202506.baffected
SanluanPublicCMS5.202506.aaffected
SanluanPublicCMS5.202506.baffected
SanluanPublicCMS5.202506.daffected
SanluanPublicCMS6.202506.daffected

Weaknesses

  • CWE-1336: Improper Neutralization of Special Elements Used in a Template Engine
  • CWE-791: Incomplete Filtering of Special Elements

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: poc
    • Automatable: no
    • Technical Impact: partial

References