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CVE-2021-24853

MEDIUMCVSS 4.3/10EPSS 0.43%

Last modified

CVE-2021-24853 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. The QR Redirector WordPress plugin before 1.6 does not have capability and CSRF checks when saving bulk QR Redirector settings via the qr_save_bulk AJAX action, which could allow any authenticated user, such as subscriber to change the redirect response status code of arbitrary QR Redirects. EPSS estimates a 0.43% chance of exploitation in the next 30 days.

Description

The QR Redirector WordPress plugin before 1.6 does not have capability and CSRF checks when saving bulk QR Redirector settings via the qr_save_bulk AJAX action, which could allow any authenticated user, such as subscriber to change the redirect response status code of arbitrary QR Redirects

Metrics

CVSS 3.1
4.3/10

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

EPSS Probability
0.43%

34.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Qr Redirector ProjectQr Redirector< 1.6

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-24853?
The QR Redirector WordPress plugin before 1.6 does not have capability and CSRF checks when saving bulk QR Redirector settings via the qr_save_bulk AJAX action, which could allow any authenticated user, such as subscriber to change the redirect response status code of arbitrary QR Redirects
How severe is CVE-2021-24853?
CVE-2021-24853 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.
How do I fix CVE-2021-24853?
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-2021-24853?

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

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Source: NVD / NIST