CVE-2021-42838mediumCWE-79

CVE-2021-42838: medium-severity vulnerability in Grand Vice info Co. webopac7

Grand Vice info Co. webopac7 - Reflected XSS

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E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 6.1epss 0.6%
Grand Vice info Co. webopac7 book search field parameter does not properly restrict the input of special characters, thus unauthenticated attackers can inject JavaScript syntax remotely, and further perform reflective XSS attacks.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Related CVEs — Grand Vice info Co. webopac7

In the same product, most dangerous first.