CVE-2005-0495: Cross-site scripting (XSS) vulnerability in ZeroBoard allows remote attackers to inject arbitrary web script o

Routine

MEDIUM 4.3DOWNGRADE

CVE-2005-0495 is a medium-severity flaw (CVSS 4.3) affecting zeroboard. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in ZeroBoard allows remote attackers to inject arbitrary web script or HTML via the (1) sn1, (2) year, or (3) page parameter to zboard.php or (4) filename to view_image.php.

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 33%)
CISA exploited list	No
Published	2005-02-19
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: zeroboard

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

Am I affected?

Timeline

2005-02-19 05:00 UTCPublished CVE record published
2026-06-16 22:11 UTCUpdated Record last modified

zeroboard zeroboard DOWNGRADE

Affected: 4.1_pl2 · 4.1_pl3 · 4.1_pl4 · 4.1_pl5 · 4.1_pl6

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.1_pl2

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 4.1_pl2 (Debian / Ubuntu)

apt-cache madison zeroboard sudo apt install zeroboard=<VERSION_BEFORE_4.1_pl2> sudo apt-mark hold zeroboard

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

dnf --showduplicates list zeroboard sudo dnf downgrade zeroboard-<VERSION_BEFORE_4.1_pl2> sudo dnf versionlock add zeroboard

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-2005-0495?

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

Is CVE-2005-0495 being exploited?

CVE-2005-0495 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-2005-0495 affect?

CVE-2005-0495 affects zeroboard. Severity is medium (CVSS 4.3). Cross-site scripting (XSS) vulnerability in ZeroBoard allows remote attackers to inject arbitrary web script or HTML via the (1) sn1, (2) year, or (3) page parameter to zboard.php or (4) filename to view_image.php.

How urgent is CVE-2005-0495?

Priority 32/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

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CVE-2006-1222 MEDIUM 4.3 DOWNGRADE Multiple cross-site scripting (XSS) vulnerabilities in zeroboard 4.1 pl7 allows allow remote attackers to inje
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References

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