CVE-2011-5285: Multiple cross-site scripting (XSS) vulnerabilities in BugFree 2.1.3 allow remote attackers to inject arbitrar

Routine

MEDIUM 4.3DOWNGRADE

CVE-2011-5285 is a medium-severity flaw (CVSS 4.3) affecting bugfree. 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 BugFree 2.1.3 allow remote attackers to inject arbitrary web script or HTML via (1) the ActionType parameter to Bug.php, the ReportMode parameter to (2) Report.php or (3) ReportLeft.php, or the PATH_INFO to (4) AdminProjectList.php, (5) AdminGroupList.php, or (6) AdminUserLogList.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	1.0% (top 38%)
CISA exploited list	No
Weakness	CWE-79
Published	2015-01-01
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: bugfree

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

Am I affected?

Timeline

2015-01-01 02:59 UTCPublished CVE record published
2026-06-16 23:36 UTCUpdated Record last modified

bugfree bugfree DOWNGRADE

Affected: 2.1.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.1.3

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2.1.3 (Debian / Ubuntu)

apt-cache madison bugfree sudo apt install bugfree=<VERSION_BEFORE_2.1.3> sudo apt-mark hold bugfree

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

dnf --showduplicates list bugfree sudo dnf downgrade bugfree-<VERSION_BEFORE_2.1.3> sudo dnf versionlock add bugfree

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-2011-5285?

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

Is CVE-2011-5285 being exploited?

CVE-2011-5285 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-2011-5285 affect?

CVE-2011-5285 affects bugfree. Severity is medium (CVSS 4.3). Multiple cross-site scripting (XSS) vulnerabilities in BugFree 2.1.3 allow remote attackers to inject arbitrary web script or HTML via (1) the ActionType parameter to Bug.php, the ReportMode parameter to (2) Report.php or (3) ReportLeft.php

How urgent is CVE-2011-5285?

Priority 35/100. Public exploit reference

Software pages

PHP vulnerabilities

References

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