VIR Vulnerability Intelligence Relay

CVE-2011-4453

high
Published 2011-12-22 · Modified 2026-04-29
💬 Discuss on Community ✚ Propose mitigation
CVSS v3
—
CVSS v4 NEW
—
not yet in upstream
VIR risk
8.5

Description

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.

Predictions

Exploit likelihood
20%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-18149 webapps php verified
EgiX · 2011-11-23

PmWiki 2.2.34 - 'pagelist' Remote PHP Code Injection (1)

Source code queued for fetch — refresh in a moment.
EDB-18243 webapps php verified
Metasploit · 2011-12-14

PmWiki 2.2.34 - 'pagelist' Remote PHP Code Injection (2) (Metasploit)

Source code queued for fetch — refresh in a moment.

Metasploit modules

exploit_multi/http/pmwiki_pagelist rank 600
PmWiki pagelist.php Remote PHP Code Injection Exploit
Source fetch failed: fetch_error — view the original via the link above.

Application impact
VendorProductVersionsFixed
pmwikipmwiki2.0.0
pmwikipmwiki2.0.1
pmwikipmwiki2.0.2
pmwikipmwiki2.0.3
pmwikipmwiki2.0.4
pmwikipmwiki2.0.5
pmwikipmwiki2.0.6
pmwikipmwiki2.0.7
pmwikipmwiki2.0.8
pmwikipmwiki2.0.9
pmwikipmwiki2.0.10
pmwikipmwiki2.0.11
pmwikipmwiki2.0.12
pmwikipmwiki2.0.13
pmwikipmwiki2.1.0
pmwikipmwiki2.1.1
pmwikipmwiki2.1.2
pmwikipmwiki2.1.3
pmwikipmwiki2.1.4
pmwikipmwiki2.1.5
pmwikipmwiki2.1.6
pmwikipmwiki2.1.7
pmwikipmwiki2.1.8
pmwikipmwiki2.1.9
pmwikipmwiki2.1.10
pmwikipmwiki2.1.11
pmwikipmwiki2.1.12
pmwikipmwiki2.1.13
pmwikipmwiki2.1.14
pmwikipmwiki2.1.15
pmwikipmwiki2.1.16
pmwikipmwiki2.1.17
pmwikipmwiki2.1.18
pmwikipmwiki2.1.19
pmwikipmwiki2.1.20
pmwikipmwiki2.1.21
pmwikipmwiki2.1.22
pmwikipmwiki2.1.23
pmwikipmwiki2.1.24
pmwikipmwiki2.1.25
pmwikipmwiki2.1.26
pmwikipmwiki2.1.27
pmwikipmwiki2.2.0
pmwikipmwiki2.2.1
pmwikipmwiki2.2.2
pmwikipmwiki2.2.3
pmwikipmwiki2.2.4
pmwikipmwiki2.2.5
pmwikipmwiki2.2.6
pmwikipmwiki2.2.7
pmwikipmwiki2.2.8
pmwikipmwiki2.2.9
pmwikipmwiki2.2.10
pmwikipmwiki2.2.11
pmwikipmwiki2.2.12
pmwikipmwiki2.2.13
pmwikipmwiki2.2.14
pmwikipmwiki2.2.15
pmwikipmwiki2.2.16
pmwikipmwiki2.2.17
pmwikipmwiki2.2.18
pmwikipmwiki2.2.19
pmwikipmwiki2.2.20
pmwikipmwiki2.2.21
pmwikipmwiki2.2.22
pmwikipmwiki2.2.23
pmwikipmwiki2.2.24
pmwikipmwiki2.2.25
pmwikipmwiki2.2.26
pmwikipmwiki2.2.27
pmwikipmwiki2.2.28
pmwikipmwiki2.2.29
pmwikipmwiki2.2.30
pmwikipmwiki2.2.32
pmwikipmwiki2.2.33
pmwikipmwiki2.2.34

References

CWEs

CWE-94

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.