CVE-2006-0846: Multiple cross-site scripting (XSS) vulnerabilities in Leif M

Routine

MEDIUM 4.3DOWNGRADE

CVE-2006-0846 is a medium-severity flaw (CVSS 4.3) affecting web blog. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple cross-site scripting (XSS) vulnerabilities in Leif M. Wright's Blog 3.5 allow remote attackers to inject arbitrary web script or HTML via the (1) Referer and (2) User-Agent HTTP headers, which are stored in a log file and not sanitized when the administrator views the "Log" page, possibly using the ViewCommentsLog function.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	1.2% (top 32%)
CISA exploited list	No
Published	2006-02-22
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: leif m. wright

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

Am I affected?

Timeline

2006-02-22 02:02 UTCPublished CVE record published
2026-06-16 22:21 UTCUpdated Record last modified

leif m. wright web blog DOWNGRADE

Affected: 3.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.5

1. Check installed version

apt-cache policy web-blog || rpm -q web-blog || web-blog --version

2. No fixed release: DOWNGRADE to a release before 3.5 (Debian / Ubuntu)

apt-cache madison web-blog sudo apt install web-blog=<VERSION_BEFORE_3.5> sudo apt-mark hold web-blog

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

dnf --showduplicates list web-blog sudo dnf downgrade web-blog-<VERSION_BEFORE_3.5> sudo dnf versionlock add web-blog

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.

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-2006-0846?

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

Is CVE-2006-0846 being exploited?

CVE-2006-0846 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-2006-0846 affect?

CVE-2006-0846 affects web blog. Severity is medium (CVSS 4.3). Multiple cross-site scripting (XSS) vulnerabilities in Leif M. Wright's Blog 3.5 allow remote attackers to inject arbitrary web script or HTML via the (1) Referer and (2) User-Agent HTTP headers, which are stored in a log file and not sanit

How urgent is CVE-2006-0846?

Priority 32/100. No elevated risk signals yet.

Related CVEs

CVE-2006-0845 MEDIUM 6.5 DOWNGRADE Leif M
CVE-2006-0844 HIGH 7.5 DOWNGRADE Leif M
CVE-2006-0843 MEDIUM 5.0 DOWNGRADE Leif M
CVE-2004-2347 HIGH 7.5 DOWNGRADE blog.cgi in Leif M
CVE-2004-2127 MEDIUM 5.0 DOWNGRADE Directory traversal vulnerability in Web Blog 1.1 allows remote attackers to read arbitrary files via a .

References

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