PatchTheCVECVE-2011-2499: Mambo CMS through 4.6.5 has multiple XSS.
34
Routine
MEDIUM 6.1UPGRADE
CVE-2011-2499 is a medium-severity flaw (CVSS 6.1) affecting mambo cms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Mambo CMS through 4.6.5 has multiple XSS.
Why this priority
- No elevated risk signals yet
A fixed release or distro patch exists.
Risk facts
| CVSS score | 6.1 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | Required |
| EPSS exploit chance | 0.6% (top 49%) |
| CISA exploited list | No |
| Weakness | CWE-79 |
| Published | 2020-02-12 |
| Last modified | 2026-06-16 |
Publisher (CNA): Red Hat, Inc. · Vendor: mambo-foundation
Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
mambo-foundation mambo cms UPGRADE
Affected: <= 4.6.5
Fixed in: newer than 4.6.5
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy mambo-cms || rpm -q mambo-cms || mambo-cms --version
2. UPGRADE to newer than 4.6.5 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade mambo-cms
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade mambo-cms
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
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.
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-2011-2499?
mambo cms: upgrade to newer than 4.6.5. Exact commands for each OS are on this page.
Is CVE-2011-2499 being exploited?
CVE-2011-2499 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-2011-2499 affect?
CVE-2011-2499 affects mambo cms. Severity is medium (CVSS 6.1). Mambo CMS through 4.6.5 has multiple XSS.
How urgent is CVE-2011-2499?
Priority 34/100. No elevated risk signals yet.