CVE-2011-5308: Multiple SQL injection vulnerabilities in cdnvote-post.php in the cdnvote plugin before 0.4.2 for WordPress al

Q: How do I fix CVE-2011-5308?

cdnvote: upgrade to newer than 0.4.1. Exact commands for each OS are on this page.

Q: Is CVE-2011-5308 being exploited?

CVE-2011-5308 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2011-5308 affect?

CVE-2011-5308 affects cdnvote. Severity is high (CVSS 7.5). Multiple SQL injection vulnerabilities in cdnvote-post.php in the cdnvote plugin before 0.4.2 for WordPress allow remote attackers to execute arbitrary SQL commands via the (1) cdnvote_post_id or (2) cdnvote_point parameter.

Q: How urgent is CVE-2011-5308?

Priority 52/100. High severity; Public exploit reference

This month

HIGH 7.5UPGRADE

CVE-2011-5308 is a high-severity flaw (CVSS 7.5) affecting cdnvote. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple SQL injection vulnerabilities in cdnvote-post.php in the cdnvote plugin before 0.4.2 for WordPress allow remote attackers to execute arbitrary SQL commands via the (1) cdnvote_post_id or (2) cdnvote_point parameter.

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	2.3% (top 16%)
CISA exploited list	No
Weakness	CWE-89
Published	2015-01-01
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: cdnvote project

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

cdnvote project cdnvote UPGRADE

Affected: <= 0.4.1

Fixed in: newer than 0.4.1

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 0.4.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade cdnvote

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade cdnvote

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.

Quick answers

How do I fix CVE-2011-5308?

cdnvote: upgrade to newer than 0.4.1. Exact commands for each OS are on this page.

Is CVE-2011-5308 being exploited?

CVE-2011-5308 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-2011-5308 affect?

CVE-2011-5308 affects cdnvote. Severity is high (CVSS 7.5). Multiple SQL injection vulnerabilities in cdnvote-post.php in the cdnvote plugin before 0.4.2 for WordPress allow remote attackers to execute arbitrary SQL commands via the (1) cdnvote_post_id or (2) cdnvote_point parameter.

How urgent is CVE-2011-5308?

Priority 52/100. High severity; Public exploit reference

Software pages

WordPress vulnerabilities · PHP vulnerabilities

References

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