CVE-2023-0423

CVE-2023-0423 is a medium-severity vulnerability in Wordpress Amazon S3 Project Wordpress Amazon S3 with a CVSS 3.x base score of 4.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

The WordPress Amazon S3 Plugin WordPress plugin before 1.6 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

Frequently asked questions

What is CVE-2023-0423?
The WordPress Amazon S3 Plugin WordPress plugin before 1.6 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin
How severe is CVE-2023-0423?
CVE-2023-0423 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-0423 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-0423?
CVE-2023-0423 affects Wordpress Amazon S3 Project Wordpress Amazon S3. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-0423?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-0423 published?
CVE-2023-0423 was published on 2023-04-10 and last updated on 2026-06-17.

References

Affected products (1)