CVE-2013-2010Public exploitNetwork attack vector

Remote PHP execution via cached mfunc comments

Published Feb 12, 2020 · Updated Aug 6, 2024

PHP code injection in Web Ventures W3 Total Cache 0.9.2.8 allows remote attackers to execute PHP through a crafted blog comment. Cache processing interprets PHP placed between mfunc comment macros and evaluates it when the affected post is requested. Exploitation requires a valid post accepting an unmoderated comment; sites that disable anonymous comments require valid credentials.

CVSS severity9.8
Critical
EPSS probability73.86%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

PHP code injection in Web Ventures W3 Total Cache 0.9.2.8 allows remote attackers to execute PHP through a crafted blog comment. Cache processing interprets PHP placed between mfunc comment macros and evaluates it when the affected post is requested. Exploitation requires a valid post accepting an unmoderated comment; sites that disable anonymous comments require valid credentials.

The record

CVE
CVE-2013-2010
Published
Feb 12, 2020
Updated
Aug 6, 2024
Vendor
Web Ventures
Product
W3 Total Cache
Classifications
CWE-74, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Feb 12, 2020CVE publishedPublication date reported by the CVE source.
  2. Aug 6, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0.9.2.8

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Web Ventures · W3 Total Cacheversion=0.9.2.8

Published CVSS scores

9.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5NIST NVDAV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
T1190Exploit Public-Facing Application

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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