CVE-2021-4431

6.1 mediumEPSS 0.6%

Medium (6.1) in msyk fmdataapi. EPSS 0.6% chance of exploitation in the next 30 days.

A vulnerability classified as problematic has been found in msyk FMDataAPI up to 22. Affected is an unknown function of the file FMDataAPI_Sample.php. The manipulation leads to cross site scripting. It is possible to launch the attack remotely. Upgrading to version 23 is able to address this issue. The patch is identified as 3bd1709a8f7b1720529bf5dfc9855ad609f436cf. It is recommended to upgrade the affected component. VDB-244494 is the identifier assigned to this vulnerability.

Severity

CVSS 3.1

6.1 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 50% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2023-11-07
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

msyk:fmdataapi

References

https://github.com/msyk/FMDataAPI/commit/3bd1709a8f7b1720529bf5dfc9855ad609f436cf
https://github.com/msyk/FMDataAPI/pull/54
https://github.com/msyk/FMDataAPI/releases/tag/23
https://vuldb.com/?ctiid.244494
https://vuldb.com/?id.244494

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