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CVE-2021-24504

MEDIUMCVSS 6.1/10EPSS 0.76%

Last modified

CVE-2021-24504 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. The WP LMS – Best WordPress LMS Plugin WordPress plugin through 1.1.2 does not properly sanitise or validate its User Field Titles, allowing XSS payload to be used in them. Furthermore, no CSRF and capability checks were in place, allowing such attack to be performed either via CSRF or as any user (including unauthenticated). EPSS estimates a 0.76% chance of exploitation in the next 30 days.

Description

The WP LMS – Best WordPress LMS Plugin WordPress plugin through 1.1.2 does not properly sanitise or validate its User Field Titles, allowing XSS payload to be used in them. Furthermore, no CSRF and capability checks were in place, allowing such attack to be performed either via CSRF or as any user (including unauthenticated)

Metrics

CVSS 3.1
6.1/10

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

EPSS Probability
0.76%

50.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
WplearnmanagerWp Learn Manager<= 1.1.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-24504?
The WP LMS – Best WordPress LMS Plugin WordPress plugin through 1.1.2 does not properly sanitise or validate its User Field Titles, allowing XSS payload to be used in them. Furthermore, no CSRF and capability checks were in place, allowing such attack to be performed either via CSRF or as any user (including unauthenticated)
How severe is CVE-2021-24504?
CVE-2021-24504 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.76% probability of exploitation in the next 30 days.
How do I fix CVE-2021-24504?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-24504?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST