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VulnerabilityPublished Updated

CVE-2023-6528: Slider Revolution (WordPress plugin) · Code Injection

Affects Slider Revolution (WordPress plugin)Source CVE Database V5

0

Not known to be exploited · CVSS 8.8 High.

Data as of 26 Oct 2026, 14:05 UTC

CVSS 3.1 base score
8.8High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
1.3% chance of exploitation in 30 days – higher than 71% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 8 Jan 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Unknown Slider RevolutionAffected
  • =0
Fixed in–

AI-suggested

  1. Immediate update of the Slider Revolution plugin to version 6.6.19 or later, where the vulnerability is patched.
  2. Restrict the assignment of the Author role and review user privileges to ensure only trusted users have such access, minimizing the risk of malicious import actions.
  3. Implement web application firewalls (WAFs) with rules to detect and block suspicious unserialization attempts or unusual slider import activities.
  4. Monitor WordPress logs and user activities for anomalous behavior related to slider imports or unexpected code execution.
  5. Employ security plugins that can detect and prevent code injection attacks and unauthorized file modifications.
  6. Regularly back up website data and configurations to enable rapid recovery in case of compromise.
  7. Conduct security awareness training for site administrators and content creators about the risks of plugin vulnerabilities and the importance of timely updates.
  8. If immediate patching is not possible, consider disabling the slider import functionality or limiting it to higher privilege roles temporarily.

Description

The Slider Revolution WordPress plugin before 6.6.19 does not prevent users with at least the Author role from unserializing arbitrary content when importing sliders, potentially leading to Remote Code Execution.

References

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