CVE-2009-1948: Multiple directory traversal vulnerabilities in forum.php in Unclassified NewsBoard (UNB) 1.6.4, when register

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MEDIUM 5.1DOWNGRADE

CVE-2009-1948 is a medium-severity flaw (CVSS 5.1) affecting newsboard. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple directory traversal vulnerabilities in forum.php in Unclassified NewsBoard (UNB) 1.6.4, when register_globals is enabled and magic_quotes_gpc is disabled, allow remote attackers to (1) read arbitrary recently-modified files via a .. (dot dot) in the GLOBALS[filename] parameter or (2) include and execute arbitrary local files via a .. (dot dot) in the GLOBALS[UTE][__tplCollection][a][file] 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	2.0% (top 19%)
CISA exploited list	No
Weakness	CWE-22
Published	2009-06-05
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: unclassified

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

Am I affected?

Timeline

2009-06-05 21:30 UTCPublished CVE record published
2026-06-16 23:08 UTCUpdated Record last modified

unclassified newsboard DOWNGRADE

Affected: 1.6.4

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.6.4

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.6.4 (Debian / Ubuntu)

apt-cache madison newsboard sudo apt install newsboard=<VERSION_BEFORE_1.6.4> sudo apt-mark hold newsboard

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

dnf --showduplicates list newsboard sudo dnf downgrade newsboard-<VERSION_BEFORE_1.6.4> sudo dnf versionlock add newsboard

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: unclassified NewsBoard 1.6.4 - Multiple Vulnerabilities

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-2009-1948?

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

Is CVE-2009-1948 being exploited?

CVE-2009-1948 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-2009-1948 affect?

CVE-2009-1948 affects newsboard. Severity is medium (CVSS 5.1). Multiple directory traversal vulnerabilities in forum.php in Unclassified NewsBoard (UNB) 1.6.4, when register_globals is enabled and magic_quotes_gpc is disabled, allow remote attackers to (1) read arbitrary recently-modified files via a .

How urgent is CVE-2009-1948?

Priority 43/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2009-1949 HIGH 7.8 DOWNGRADE import_wbb1.php in Unclassified NewsBoard (UNB) 1.6.4 allows remote attackers to obtain sensitive information

References

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