Medium severity5.4NVD Advisory· Published Dec 13, 2023· Updated Jun 17, 2026

CVE-2023-6379

Description

Cross-site scripting (XSS) vulnerability in Alkacon Software Open CMS, affecting versions 14 and 15 of the 'Mercury' template. This vulnerability could allow a remote attacker to send a specially crafted JavaScript payload to a victim and partially take control of their browsing session.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected packages

Versions sourced from the GitHub Security Advisory.

Package	Affected versions	Patched versions
org.opencms:opencms-coreMaven	>= 14.0.0, < 16.0.0	16.0.0

Affected products

Alkacon/Opencms
cpe:2.3:a:alkacon:opencms:*:*:*:*:*:*:*:*
Range: >=14.0.0,<16.0.0
ghsa-coords
pkg:maven/org.opencms/opencms-core
Range: >= 14.0.0, < 16.0.0
Alkacon/Open CMSv5
Range: 14

Patches

Vulnerability mechanics

References

github.com/advisories/GHSA-w62v-q77r-66ccghsaADVISORY
nvd.nist.gov/vuln/detail/CVE-2023-6379ghsaADVISORY
www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-alkacon-software-opencmsnvdThird Party AdvisoryWEB
github.com/alkacon/opencms-core/commit/d965c18ac6d24ad75bfea272edb8b2efd4290afaghsaWEB

News mentions

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cvss	0.351
epss	0.001
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000