CVE-2005-3403: Multiple cross-site scripting (XSS) vulnerabilities in ATutor 1.4.1 through 1.5.1-pl1 allow remote attackers t

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MEDIUM 4.3DOWNGRADE

CVE-2005-3403 is a medium-severity flaw (CVSS 4.3) affecting atutor. 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 ATutor 1.4.1 through 1.5.1-pl1 allow remote attackers to inject arbitrary web script or HTML via (1) the _base_href parameter in translate.php, (2) the _base_path parameter in news.inc.php, and (3) the p parameter in add_note.php.

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	1.9% (top 20%)
CISA exploited list	No
Published	2005-11-01
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: adaptive technology resource centre

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

Am I affected?

Timeline

2005-11-01 12:47 UTCPublished CVE record published
2026-06-16 22:16 UTCUpdated Record last modified

adaptive technology resource centre atutor DOWNGRADE

Affected: 1.4.1 · 1.4.2 · 1.4.3 · 1.5.1 · 1.5.1_pl1

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.4.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.4.1 (Debian / Ubuntu)

apt-cache madison atutor sudo apt install atutor=<VERSION_BEFORE_1.4.1> sudo apt-mark hold atutor

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

dnf --showduplicates list atutor sudo dnf downgrade atutor-<VERSION_BEFORE_1.4.1> sudo dnf versionlock add atutor

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-2005-3403?

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

Is CVE-2005-3403 being exploited?

CVE-2005-3403 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-2005-3403 affect?

CVE-2005-3403 affects atutor. Severity is medium (CVSS 4.3). Multiple cross-site scripting (XSS) vulnerabilities in ATutor 1.4.1 through 1.5.1-pl1 allow remote attackers to inject arbitrary web script or HTML via (1) the _base_href parameter in translate.php, (2) the _base_path parameter in news.inc.

How urgent is CVE-2005-3403?

Priority 40/100. Public exploit reference

Software pages

PHP vulnerabilities

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CVE-2020-23341 MEDIUM 6.1 UPGRADE A reflected cross site scripting (XSS) vulnerability in the /header.tmpl.php component of ATutor 2.2.4 allows
CVE-2019-7172 MEDIUM 6.1 UPGRADE A stored-self XSS exists in ATutor through v2.2.4, allowing an attacker to execute HTML or JavaScript code in
CVE-2019-12170 HIGH 8.8 UPGRADE ATutor through 2.2.4 is vulnerable to arbitrary file uploads via the mods/_core/backups/upload.php (aka backup

References

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