CVE-2023-0541

The GS Books Showcase WordPress plugin before 1.3.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.4 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
WPScanCNA
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CVEADP
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CISA-ADPADP
6.8 MEDIUM
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 35%
VendorProductVersion
gspluginsgs_books_showcase
𝑥
< 1.3.1
𝑥
= Vulnerable software versions
References
https://wpscan.com/vulnerability/8453e587-cc8c-491a-af09-fc4ab215134b
https://wpscan.com/vulnerability/8453e587-cc8c-491a-af09-fc4ab215134b