CVE-2006-1957: The com_rss option (rss.php) in (1) Mambo and (2) Joomla! allows remote attackers to cause a denial of service

This month

MEDIUM 5.0MITIGATEMITIGATE

CVE-2006-1957 is a medium-severity flaw (CVSS 5.0) affecting joomla\!, mambo. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The com_rss option (rss.php) in (1) Mambo and (2) Joomla! allows remote attackers to cause a denial of service (disk consumption and possibly web-server outage) via multiple requests with different values of the feed parameter.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	1.7% (top 23%)
CISA exploited list	No
Weakness	CWE-20
Published	2006-04-21
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: joomla · mambo-foundation

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

Am I affected?

Timeline

2006-04-21 10:02 UTCPublished CVE record published
2026-06-16 22:24 UTCUpdated Record last modified

joomla joomla\! MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

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

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

mambo-foundation mambo MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

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

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

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-2006-1957?

joomla\!: mitigate or apply the listed mitigation; mambo: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2006-1957 being exploited?

CVE-2006-1957 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-2006-1957 affect?

CVE-2006-1957 affects joomla\!, mambo. Severity is medium (CVSS 5.0). The com_rss option (rss.php) in (1) Mambo and (2) Joomla! allows remote attackers to cause a denial of service (disk consumption and possibly web-server outage) via multiple requests with different values of the feed parameter.

How urgent is CVE-2006-1957?

Priority 42/100. Public exploit reference

Software pages

Joomla vulnerabilities · PHP vulnerabilities

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References

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