CVE-2009-1483: Unrestricted file upload vulnerability in upload-file.php in Adam Patterson Studio Lounge Address Book 2.5, as

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MEDIUM 6.8DOWNGRADE

CVE-2009-1483 is a medium-severity flaw (CVSS 6.8) affecting address book. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Unrestricted file upload vulnerability in upload-file.php in Adam Patterson Studio Lounge Address Book 2.5, as reachable from index2.php, allows remote attackers to execute arbitrary code by uploading a file with an executable extension, then accessing it via a direct request to the file in profiles/.

Why this priority

EPSS top 9%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	6.8 (Medium)
EPSS exploit chance	4.1% (top 9%)
CISA exploited list	No
Published	2009-04-29
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: studiolounge

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

Am I affected?

Timeline

2009-04-29 18:30 UTCPublished CVE record published
2026-06-16 23:07 UTCUpdated Record last modified

studiolounge address book DOWNGRADE

Affected: 2.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.5

1. Check installed version

apt-cache policy address-book || rpm -q address-book || address-book --version

2. No fixed release: DOWNGRADE to a release before 2.5 (Debian / Ubuntu)

apt-cache madison address-book sudo apt install address-book=<VERSION_BEFORE_2.5> sudo apt-mark hold address-book

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

dnf --showduplicates list address-book sudo dnf downgrade address-book-<VERSION_BEFORE_2.5> sudo dnf versionlock add address-book

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: Studio Lounge Address Book 2.5 - 'profile' Arbitrary File Upload

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-2009-1483?

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

Is CVE-2009-1483 being exploited?

CVE-2009-1483 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-2009-1483 affect?

CVE-2009-1483 affects address book. Severity is medium (CVSS 6.8). Unrestricted file upload vulnerability in upload-file.php in Adam Patterson Studio Lounge Address Book 2.5, as reachable from index2.php, allows remote attackers to execute arbitrary code by uploading a file with an executable extension, th

How urgent is CVE-2009-1483?

Priority 52/100. EPSS top 9%: very likely to be exploited; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2014-125058 MEDIUM 5.5 UPGRADE A vulnerability was found in LearnMeSomeCodes project3 and classified as critical

References

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