CVE-2007-2290: Multiple PHP remote file inclusion vulnerabilities in B2 Weblog and News Publishing Tool 0.6.1 allow remote at

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HIGH 7.5DOWNGRADE

CVE-2007-2290 is a high-severity flaw (CVSS 7.5) affecting b2. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple PHP remote file inclusion vulnerabilities in B2 Weblog and News Publishing Tool 0.6.1 allow remote attackers to execute arbitrary PHP code via a URL in the b2inc parameter to (1) b2archives.php, (2) b2categories.php, or (3) b2mail.php. NOTE: this may overlap CVE-2002-1466.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	3.4% (top 11%)
CISA exploited list	No
Published	2007-04-26
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: cafelog

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

Am I affected?

Timeline

2007-04-26 19:19 UTCPublished CVE record published
2026-06-16 22:39 UTCUpdated Record last modified

cafelog b2 DOWNGRADE

Affected: 0.6.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.6.1

1. Check installed version

apt-cache policy b2 || rpm -q b2 || b2 --version

2. No fixed release: DOWNGRADE to a release before 0.6.1 (Debian / Ubuntu)

apt-cache madison b2 sudo apt install b2=<VERSION_BEFORE_0.6.1> sudo apt-mark hold b2

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

dnf --showduplicates list b2 sudo dnf downgrade b2-<VERSION_BEFORE_0.6.1> sudo dnf versionlock add b2

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: CafeLog B2 0.6.1 Weblog and News Publishing Tool - 'b2archives.php?b2inc' Remote File Inclusion
Exploit-DB: CafeLog B2 0.6.1 Weblog and News Publishing Tool - 'b2categories.php?b2inc' Remote File Inclusion
Exploit-DB: CafeLog B2 0.6.1 Weblog and News Publishing Tool - 'b2mail.php?b2inc' 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-2007-2290?

b2: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2007-2290 being exploited?

CVE-2007-2290 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-2007-2290 affect?

CVE-2007-2290 affects b2. Severity is high (CVSS 7.5). Multiple PHP remote file inclusion vulnerabilities in B2 Weblog and News Publishing Tool 0.6.1 allow remote attackers to execute arbitrary PHP code via a URL in the b2inc parameter to (1) b2archives.php, (2) b2categories.php, or (3) b2mail.

How urgent is CVE-2007-2290?

Priority 53/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2002-1466 HIGH 10.0 DOWNGRADE CafeLog b2 Weblog Tool 2.06pre4, with allow_fopen_url enabled, allows remote attackers to execute arbitrary PH
CVE-2002-1465 HIGH 7.5 UPGRADE SQL injection vulnerability in CafeLog b2 Weblog Tool allows remote attackers to execute arbitrary SQL code vi
CVE-2002-1464 MEDIUM 6.8 DOWNGRADE Cross-site scripting (XSS) vulnerability in CafeLog b2 Weblog Tool allows remote attackers to insert arbitrary
CVE-2002-0734 HIGH 7.5 DOWNGRADE b2edit.showposts.php in B2 2.0.6pre2 and earlier does not properly load the b2config.php file in some configur

References

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