CVE-2026-5987

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.

CVSS 4.0

2.0CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

CVSS 3.1

4.7CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

EPSS

0.2% chance of exploitation in the next 30 days; higher than 14% of CVEs (scores of 2026-10-26)

CWEs

CWE-791, CWE-1336

Published

2026-04-09

Modified

2026-10-26

Record from

the NVD, synced 2026-10-26

References

• https://github.com/sanluan/PublicCMS/
• https://github.com/sanluan/PublicCMS/issues/113
• https://vuldb.com/submit/792385
• https://vuldb.com/vuln/356541
• https://vuldb.com/vuln/356541/cti

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