CVE-2011-4453

Exp

The PageListSort function in scripts/pagelist.php in PmWiki 2.x before 2.2.35 allows remote attackers to execute arbitrary code via PHP sequences in a crafted order parameter in a pagelist directive, leading to unintended use of the PHP create_function function.

Published: 2011-12-22 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2011-4453 is rated High Exploit Risk (79/100): CVSS High severity, with high exploitation likelihood (EPSS 84.05%, 99th percentile). 5 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2011-4453

EDB-ID Source Kind Published Link
18243 exploit_db edb 2011-12-14 Exploit-DB ↗
18149 exploit_db edb 2011-11-23 Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2011-4453

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-10-24 84.82% 84.05% -0.77%
2 2025-03-30 85.60% 84.82% -0.78%
3 2025-03-29 — 85.60% —

Full EPSS history (22 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2011-4453

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 6.4 [email protected]

Weakness enumeration for CVE-2011-4453

Affected software / configurations for CVE-2011-4453

Vendor Product Version Raw CPE
pmwiki pmwiki 2.0.0 cpe:2.3:a:pmwiki:pmwiki:2.0.0:*:*:*:*:*:*:*
pmwiki pmwiki 2.0.1 cpe:2.3:a:pmwiki:pmwiki:2.0.1:*:*:*:*:*:*:*
pmwiki pmwiki 2.0.2 cpe:2.3:a:pmwiki:pmwiki:2.0.2:*:*:*:*:*:*:*
pmwiki pmwiki 2.0.3 cpe:2.3:a:pmwiki:pmwiki:2.0.3:*:*:*:*:*:*:*
pmwiki pmwiki 2.0.4 cpe:2.3:a:pmwiki:pmwiki:2.0.4:*:*:*:*:*:*:*
pmwiki pmwiki 2.0.5 cpe:2.3:a:pmwiki:pmwiki:2.0.5:*:*:*:*:*:*:*
pmwiki pmwiki 2.0.6 cpe:2.3:a:pmwiki:pmwiki:2.0.6:*:*:*:*:*:*:*
pmwiki pmwiki 2.0.7 cpe:2.3:a:pmwiki:pmwiki:2.0.7:*:*:*:*:*:*:*
pmwiki pmwiki 2.0.8 cpe:2.3:a:pmwiki:pmwiki:2.0.8:*:*:*:*:*:*:*
pmwiki pmwiki 2.0.9 cpe:2.3:a:pmwiki:pmwiki:2.0.9:*:*:*:*:*:*:*
pmwiki pmwiki 2.0.10 cpe:2.3:a:pmwiki:pmwiki:2.0.10:*:*:*:*:*:*:*
pmwiki pmwiki 2.0.11 cpe:2.3:a:pmwiki:pmwiki:2.0.11:*:*:*:*:*:*:*
pmwiki pmwiki 2.0.12 cpe:2.3:a:pmwiki:pmwiki:2.0.12:*:*:*:*:*:*:*
pmwiki pmwiki 2.0.13 cpe:2.3:a:pmwiki:pmwiki:2.0.13:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.0 cpe:2.3:a:pmwiki:pmwiki:2.1.0:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.1 cpe:2.3:a:pmwiki:pmwiki:2.1.1:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.2 cpe:2.3:a:pmwiki:pmwiki:2.1.2:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.3 cpe:2.3:a:pmwiki:pmwiki:2.1.3:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.4 cpe:2.3:a:pmwiki:pmwiki:2.1.4:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.5 cpe:2.3:a:pmwiki:pmwiki:2.1.5:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.6 cpe:2.3:a:pmwiki:pmwiki:2.1.6:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.7 cpe:2.3:a:pmwiki:pmwiki:2.1.7:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.8 cpe:2.3:a:pmwiki:pmwiki:2.1.8:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.9 cpe:2.3:a:pmwiki:pmwiki:2.1.9:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.10 cpe:2.3:a:pmwiki:pmwiki:2.1.10:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.11 cpe:2.3:a:pmwiki:pmwiki:2.1.11:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.12 cpe:2.3:a:pmwiki:pmwiki:2.1.12:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.13 cpe:2.3:a:pmwiki:pmwiki:2.1.13:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.14 cpe:2.3:a:pmwiki:pmwiki:2.1.14:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.15 cpe:2.3:a:pmwiki:pmwiki:2.1.15:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.16 cpe:2.3:a:pmwiki:pmwiki:2.1.16:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.17 cpe:2.3:a:pmwiki:pmwiki:2.1.17:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.18 cpe:2.3:a:pmwiki:pmwiki:2.1.18:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.19 cpe:2.3:a:pmwiki:pmwiki:2.1.19:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.20 cpe:2.3:a:pmwiki:pmwiki:2.1.20:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.21 cpe:2.3:a:pmwiki:pmwiki:2.1.21:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.22 cpe:2.3:a:pmwiki:pmwiki:2.1.22:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.23 cpe:2.3:a:pmwiki:pmwiki:2.1.23:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.24 cpe:2.3:a:pmwiki:pmwiki:2.1.24:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.25 cpe:2.3:a:pmwiki:pmwiki:2.1.25:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.26 cpe:2.3:a:pmwiki:pmwiki:2.1.26:*:*:*:*:*:*:*
pmwiki pmwiki 2.1.27 cpe:2.3:a:pmwiki:pmwiki:2.1.27:*:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:*:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta1:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta10:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta11:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta12:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta13:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta14:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta15:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta16:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta17:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta18:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta19:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta2:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta20:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta21:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta22:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta23:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta24:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta25:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta26:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta27:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta28:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta29:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta3:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta30:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta31:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta32:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta33:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta34:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta35:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta36:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta37:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta38:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta39:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta4:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta40:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta41:*:*:*:*:*:*
pmwiki pmwiki 2.2.0 cpe:2.3:a:pmwiki:pmwiki:2.2.0:beta42:*:*:*:*:*:*

References for CVE-2011-4453

cvelogic Threat Intelligence