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CVE-2022-4477

MEDIUMCVSS 5.4/10EPSS 0.51%

Last modified

CVE-2022-4477 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. The Smash Balloon Social Post Feed WordPress plugin before 4.1.6 does not validate and escapes some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as a contributor to perform Stored Cross-Site Scripting attacks against logged-in admins.. EPSS estimates a 0.51% chance of exploitation in the next 30 days.

Description

The Smash Balloon Social Post Feed WordPress plugin before 4.1.6 does not validate and escapes some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as a contributor to perform Stored Cross-Site Scripting attacks against logged-in admins.

Metrics

CVSS 3.1
5.4/10

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

EPSS Probability
0.51%

39.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
SmashballoonSmash Balloon Social Post Feed< 4.1.6

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2022-4477?
The Smash Balloon Social Post Feed WordPress plugin before 4.1.6 does not validate and escapes some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as a contributor to perform Stored Cross-Site Scripting attacks against logged-in admins.
How severe is CVE-2022-4477?
CVE-2022-4477 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.51% probability of exploitation in the next 30 days.
How do I fix CVE-2022-4477?
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-2022-4477?

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

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Source: NVD / NIST