What’s Vulnerable › Vulnerabilities

CVE-2023-5137: Simply Excerpts <= 1.4 - Admin+ Stored XSS

• Severity: medium (CVSS 4.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-12-04 · updated 2026-06-17
• Weakness: CWE-79

Description

The Simply Excerpts WordPress plugin through 1.4 does not sanitize and escape some fields in the plugin settings, which could allow high-privilege users such as an administrator to inject arbitrary web scripts even when the unfiltered_html capability is disallowed (for example in a multisite setup).

Affected products

• Simply Excerpts: through 1.4

References

• https://wpscan.com/vulnerability/79b79e9c-ea4f-4188-a1b5-61dda0b5d434
• https://wpscan.com/vulnerability/79b79e9c-ea4f-4188-a1b5-61dda0b5d434

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