CVE-2006-5115: Directory traversal vulnerability in kgcall.php in KGB 1.87 allows remote attackers to include and execute arb

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MEDIUM 5.1DOWNGRADE

CVE-2006-5115 is a medium-severity flaw (CVSS 5.1) affecting kgb. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Directory traversal vulnerability in kgcall.php in KGB 1.87 allows remote attackers to include and execute arbitrary local files via a .. (dot dot) in the engine parameter, as demonstrated by uploading a file containing PHP code with an image/jpeg content type, and then referencing this file through the engine parameter.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	5.1 (Medium)
EPSS exploit chance	2.5% (top 15%)
CISA exploited list	No
Published	2006-10-03
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: kgb

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

Am I affected?

Timeline

2006-10-03 04:03 UTCPublished CVE record published
2026-06-16 22:30 UTCUpdated Record last modified

kgb kgb DOWNGRADE

Affected: 1.87

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.87

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.87 (Debian / Ubuntu)

apt-cache madison kgb sudo apt install kgb=<VERSION_BEFORE_1.87> sudo apt-mark hold kgb

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

dnf --showduplicates list kgb sudo dnf downgrade kgb-<VERSION_BEFORE_1.87> sudo dnf versionlock add kgb

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: KGB 1.87 - Local File Inclusion / Remote Code Execution

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-2006-5115?

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

Is CVE-2006-5115 being exploited?

CVE-2006-5115 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-2006-5115 affect?

CVE-2006-5115 affects kgb. Severity is medium (CVSS 5.1). Directory traversal vulnerability in kgcall.php in KGB 1.87 allows remote attackers to include and execute arbitrary local files via a .. (dot dot) in the engine parameter, as demonstrated by uploading a file containing PHP code with an ima

How urgent is CVE-2006-5115?

Priority 44/100. Public exploit reference

Software pages

PHP vulnerabilities

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CVE-2007-0337 HIGH 7.5 UPGRADE Directory traversal vulnerability in sesskglogadmin.php in KGB 1.9 and earlier allows remote attackers to incl

References

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