CVE-2011-5297: Multiple cross-site scripting (XSS) vulnerabilities in TTChat 1.0.4 allow remote attackers to inject arbitrary

Routine

MEDIUM 4.3DOWNGRADE

CVE-2011-5297 is a medium-severity flaw (CVSS 4.3) affecting tigertoms chat room. 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 TTChat 1.0.4 allow remote attackers to inject arbitrary web script or HTML via (1) the msg parameter to default.php or (2) the username parameter to chat_form.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: ttfreeware

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 11:59 UTCPublished CVE record published
2026-06-16 23:36 UTCUpdated Record last modified

ttfreeware tigertoms chat room DOWNGRADE

Affected: 1.0.4

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.4

1. Check installed version

apt-cache policy tigertoms-chat-room || rpm -q tigertoms-chat-room || tigertoms-chat-room --version

2. No fixed release: DOWNGRADE to a release before 1.0.4 (Debian / Ubuntu)

apt-cache madison tigertoms-chat-room sudo apt install tigertoms-chat-room=<VERSION_BEFORE_1.0.4> sudo apt-mark hold tigertoms-chat-room

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

dnf --showduplicates list tigertoms-chat-room sudo dnf downgrade tigertoms-chat-room-<VERSION_BEFORE_1.0.4> sudo dnf versionlock add tigertoms-chat-room

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-2011-5297?

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

Is CVE-2011-5297 being exploited?

CVE-2011-5297 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-2011-5297 affect?

CVE-2011-5297 affects tigertoms chat room. Severity is medium (CVSS 4.3). Multiple cross-site scripting (XSS) vulnerabilities in TTChat 1.0.4 allow remote attackers to inject arbitrary web script or HTML via (1) the msg parameter to default.php or (2) the username parameter to chat_form.php.

How urgent is CVE-2011-5297?

Priority 35/100. Public exploit reference

Software pages

PHP vulnerabilities

References

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