CVE-2005-3264: Cross-site scripting (XSS) vulnerability in thread.php for Zeroblog 1.1f and 1.2a allows remote attackers to i

Routine

MEDIUM 4.3DOWNGRADE

CVE-2005-3264 is a medium-severity flaw (CVSS 4.3) affecting zeroblog. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in thread.php for Zeroblog 1.1f and 1.2a allows remote attackers to inject arbitrary web script or HTML via the threadID parameter.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	1.3% (top 30%)
CISA exploited list	No
Published	2005-10-20
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: zeroblog

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

Am I affected?

Timeline

2005-10-20 10:02 UTCPublished CVE record published
2026-06-16 22:16 UTCUpdated Record last modified

zeroblog zeroblog DOWNGRADE

Affected: 1.1f · 1.2a

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.1f

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.1f (Debian / Ubuntu)

apt-cache madison zeroblog sudo apt install zeroblog=<VERSION_BEFORE_1.1f> sudo apt-mark hold zeroblog

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

dnf --showduplicates list zeroblog sudo dnf downgrade zeroblog-<VERSION_BEFORE_1.1f> sudo dnf versionlock add zeroblog

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-2005-3264?

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

Is CVE-2005-3264 being exploited?

CVE-2005-3264 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-2005-3264 affect?

CVE-2005-3264 affects zeroblog. Severity is medium (CVSS 4.3). Cross-site scripting (XSS) vulnerability in thread.php for Zeroblog 1.1f and 1.2a allows remote attackers to inject arbitrary web script or HTML via the threadID parameter.

How urgent is CVE-2005-3264?

Priority 37/100. Public exploit reference

Software pages

PHP vulnerabilities

References

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