CVE-2023-31506

MEDIUMNVD 5.45.4
EchelonGraph scoreMEDIUM confidence

Score 5.4 from GitHub Security Advisory published 2024-02-09. NVD baseline CVSS 5.4; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
5.4
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 1%CVSS: 5.4Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

A cross-site scripting (XSS) vulnerability in Grav versions 1.7.44 and before, allows remote authenticated attackers to execute arbitrary web scripts or HTML via the onmouseover attribute of an ISINDEX element.

CVSS v3
5.4
EG Score
5.4(medium)
EPSS
58.5%
KEV
Not listed

Published

February 9, 2024

Last Modified

June 16, 2025

Frequently asked(5)

What is CVE-2023-31506?
CVE-2023-31506 is a medium vulnerability published on February 9, 2024. A cross-site scripting (XSS) vulnerability in Grav versions 1.7.44 and before, allows remote authenticated attackers to execute arbitrary web scripts or HTML via the onmouseover attribute of an ISINDEX element.
When was CVE-2023-31506 disclosed?
CVE-2023-31506 was first published in the National Vulnerability Database on February 9, 2024, with the most recent update on June 16, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-31506 actively exploited?
CVE-2023-31506 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 58.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2023-31506?
CVE-2023-31506 has a CVSS v3 base score of 5.4 (NVD).
How do I remediate CVE-2023-31506?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-31506, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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