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VulnerabilityPublished Updated

CVE-2023-24676: ProcessWire · Code Injection

Source CVE Database V5

0

Not known to be exploited · CVSS 7.2 High.

Data as of 26 Oct 2026, 17:16 UTC

CVSS 3.1 base score
7.2High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
1.3% chance of exploitation in 30 days – higher than 70% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 24 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

AI-suggested

  1. Restrict administrative access to ProcessWire installations to trusted personnel only and enforce strong authentication mechanisms, such as multi-factor authentication (MFA).
  2. Regularly audit and monitor admin activities, especially module installations and changes to system configurations.
  3. Implement network segmentation to limit access to the CMS backend and reduce the attack surface.
  4. Review and validate all installed modules to ensure they come from trusted sources and have not been tampered with.
  5. Keep ProcessWire installations updated and monitor official channels for patches addressing this vulnerability.
  6. Employ intrusion detection and prevention systems to detect unusual activities such as reverse shell connections.
  7. Conduct regular security training for administrators to recognize phishing and credential compromise risks.
  8. Consider implementing application whitelisting or code integrity verification to prevent unauthorized code execution.

Description

An issue found in ProcessWire 3.0.210 allows attackers to execute arbitrary code and install a reverse shell via the download_zip_url parameter when installing a new module. NOTE: this is disputed because exploitation requires that the attacker is able to enter requests as an admin; however, a ProcessWire admin is intentionally allowed to install any module that contains any arbitrary code.

References

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