Deserialization in Nextendweb Smart Slider 3
CVE-2022-3357
The Smart Slider 3 WordPress plugin before 3.5.1.11 unserialises the content of an imported file, which could lead to PHP object injection issues when a user import (intentionally or not) a malicious file, and a suitable gadget chain is present on the site.
Vulnerability class: Insecure Deserialization
EPSS: 0.019 (77.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Nextendweb Smart_slider_3
- Unknown Smart Slider 3 — versions 3.5.1.11
Weakness classification (CWE)
Public proof-of-concept exploits
References
- contact@wpscan.com (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-3357?
- CVE-2022-3357 is a high-severity vulnerability in Nextendweb Smart Slider 3, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2022-10-31.
- How severe is CVE-2022-3357?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2022-3357 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.