CVE-2005-3090: Cross-site scripting (XSS) vulnerability in bug_actiongroup_page.php in Mantis 0.19.0a1 through 1.0.0a3 allows

Routine

MEDIUM 4.3DOWNGRADE

CVE-2005-3090 is a medium-severity flaw (CVSS 4.3) affecting mantis. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in bug_actiongroup_page.php in Mantis 0.19.0a1 through 1.0.0a3 allows remote attackers to inject arbitrary web script or HTML via the summary of the bug, which is not quoted when view_all_bug_page.php is used to delete the bug, as identified by bug#0006002, a different vulnerability than CVE-2005-2557.

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	1.0% (top 36%)
CISA exploited list	No
Published	2005-09-28
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: mantis

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

Am I affected?

Timeline

2005-09-28 22:03 UTCPublished CVE record published
2026-06-16 22:16 UTCUpdated Record last modified

mantis mantis DOWNGRADE

Affected: 0.19.0 · 0.19.0_rc1 · 0.19.0a1 · 0.19.0a2 · 0.19.1 · 0.19.2 · 1.0.0a1 · 1.0.0a2

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.19.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.19.0 (Debian / Ubuntu)

apt-cache madison mantis sudo apt install mantis=<VERSION_BEFORE_0.19.0> sudo apt-mark hold mantis

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

dnf --showduplicates list mantis sudo dnf downgrade mantis-<VERSION_BEFORE_0.19.0> sudo dnf versionlock add mantis

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-2005-3090?

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

Is CVE-2005-3090 being exploited?

CVE-2005-3090 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-2005-3090 affect?

CVE-2005-3090 affects mantis. Severity is medium (CVSS 4.3). Cross-site scripting (XSS) vulnerability in bug_actiongroup_page.php in Mantis 0.19.0a1 through 1.0.0a3 allows remote attackers to inject arbitrary web script or HTML via the summary of the bug, which is not quoted when view_all_bug_page.ph

How urgent is CVE-2005-3090?

Priority 31/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

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References

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