CVE-2023-0603

CVE-2023-0603 is a high-severity vulnerability in Sloth Logo Customizer Project Sloth Logo Customizer with a CVSS 3.x base score of 8.8. Its EPSS exploit-prediction score of 14% places it in the 96th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

The Sloth Logo Customizer WordPress plugin through 2.0.2 does not have CSRF check when updating its settings, and is missing sanitisation as well as escaping, which could allow attackers to make logged in admin add Stored XSS payloads via a CSRF attack

Frequently asked questions

What is CVE-2023-0603?
The Sloth Logo Customizer WordPress plugin through 2.0.2 does not have CSRF check when updating its settings, and is missing sanitisation as well as escaping, which could allow attackers to make logged in admin add Stored XSS payloads via a CSRF attack
How severe is CVE-2023-0603?
CVE-2023-0603 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-0603 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 14% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-0603?
CVE-2023-0603 affects Sloth Logo Customizer Project Sloth Logo Customizer. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-0603?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-0603 published?
CVE-2023-0603 was published on 2023-05-08 and last updated on 2026-06-17.

References

Affected products (1)