CVE-2006-2686: PHP remote file inclusion vulnerabilities in ActionApps 2.8.1 allow remote attackers to execute arbitrary PHP

This week

MEDIUM 6.4DOWNGRADE

CVE-2006-2686 is a medium-severity flaw (CVSS 6.4) affecting actionapps. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PHP remote file inclusion vulnerabilities in ActionApps 2.8.1 allow remote attackers to execute arbitrary PHP code via a URL in the GLOBALS[AA_INC_PATH] parameter in (1) cached.php3, (2) cron.php3, (3) discussion.php3, (4) filldisc.php3, (5) filler.php3, (6) fillform.php3, (7) go.php3, (8) hiercons.php3, (9) jsview.php3, (10) live_checkbox.php3, (11) offline.php3, (12) post2shtml.php3, (13) search.php3, (14) slice.php3, (15) sql_update.php3, (16)

Why this priority

EPSS top 4%: very likely to be exploited
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.4 (Medium)
EPSS exploit chance	13.6% (top 4%)
CISA exploited list	No
Weakness	CWE-94
Published	2006-05-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: actionapps

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2006-05-31 10:06 UTCPublished CVE record published
2026-06-16 22:25 UTCUpdated Record last modified

actionapps actionapps DOWNGRADE

Affected: 2.8.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.8.1

1. Check installed version

apt-cache policy actionapps || rpm -q actionapps || actionapps --version

2. No fixed release: DOWNGRADE to a release before 2.8.1 (Debian / Ubuntu)

apt-cache madison actionapps sudo apt install actionapps=<VERSION_BEFORE_2.8.1> sudo apt-mark hold actionapps

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list actionapps sudo dnf downgrade actionapps-<VERSION_BEFORE_2.8.1> sudo dnf versionlock add actionapps

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: APC ActionApps CMS 2.8.1 - Remote File Inclusion

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2006-2686?

actionapps: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2006-2686 being exploited?

CVE-2006-2686 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2006-2686 affect?

CVE-2006-2686 affects actionapps. Severity is medium (CVSS 6.4). PHP remote file inclusion vulnerabilities in ActionApps 2.8.1 allow remote attackers to execute arbitrary PHP code via a URL in the GLOBALS[AA_INC_PATH] parameter in (1) cached.php3, (2) cron.php3, (3) discussion.php3, (4) filldisc.php3, (5

How urgent is CVE-2006-2686?

Priority 52/100. EPSS top 4%: very likely to be exploited; Public exploit reference

Software pages

PHP vulnerabilities

References

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