CVE-2006-0917: Melange Chat Server (aka M-Chat), when accessed via a web browser, automatically sends cookies and other sensi

Routine

LOW 2.1DOWNGRADE

CVE-2006-0917 is a low-severity flaw (CVSS 2.1) affecting melange chat system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Melange Chat Server (aka M-Chat), when accessed via a web browser, automatically sends cookies and other sensitive information for a server to any port specified in the associated link, which allows local users on that server to read the cookies from HTTP headers and possibly gain sensitive information, such as credentials, by setting up a listening port and reading the credentials when the victim clicks on the link.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	2.1 (Low)
EPSS exploit chance	0.4% (top 71%)
CISA exploited list	No
Published	2006-02-28
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: melange

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

Am I affected?

Timeline

2006-02-28 11:02 UTCPublished CVE record published
2026-06-16 22:21 UTCUpdated Record last modified

melange melange chat system DOWNGRADE

Affected: 1.10

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.10

1. Check installed version

apt-cache policy melange-chat-system || rpm -q melange-chat-system || melange-chat-system --version

2. No fixed release: DOWNGRADE to a release before 1.10 (Debian / Ubuntu)

apt-cache madison melange-chat-system sudo apt install melange-chat-system=<VERSION_BEFORE_1.10> sudo apt-mark hold melange-chat-system

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

dnf --showduplicates list melange-chat-system sudo dnf downgrade melange-chat-system-<VERSION_BEFORE_1.10> sudo dnf versionlock add melange-chat-system

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-2006-0917?

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

Is CVE-2006-0917 being exploited?

CVE-2006-0917 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-2006-0917 affect?

CVE-2006-0917 affects melange chat system. Severity is low (CVSS 2.1). Melange Chat Server (aka M-Chat), when accessed via a web browser, automatically sends cookies and other sensitive information for a server to any port specified in the associated link, which allows local users on that server to read the co

How urgent is CVE-2006-0917?

Priority 15/100. No elevated risk signals yet.

Related CVEs

CVE-2002-1351 MEDIUM 5.0 DOWNGRADE Buffer overflow in Melange Chat System 1.10 allows remote attackers to cause a denial of service (chat server
CVE-2002-0552 HIGH 7.5 DOWNGRADE Multiple buffer overflows in Melange Chat server 2.02 allow remote or local attackers to cause a denial of ser

References

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