CVE-2009-1050: Bloginator 1A allows remote attackers to bypass authentication and gain administrative access by setting the i

This month

HIGH 7.5DOWNGRADE

CVE-2009-1050 is a high-severity flaw (CVSS 7.5) affecting bloginator. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Bloginator 1A allows remote attackers to bypass authentication and gain administrative access by setting the identifyYourself cookie.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	2.9% (top 13%)
CISA exploited list	No
Weakness	CWE-287
Published	2009-03-24
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: kamads

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

Am I affected?

Timeline

2009-03-24 14:30 UTCPublished CVE record published
2026-06-16 23:06 UTCUpdated Record last modified

kamads bloginator DOWNGRADE

Affected: 1a

Fixed in: no fixed release known

Safe to downgrade to: a release before 1a

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1a (Debian / Ubuntu)

apt-cache madison bloginator sudo apt install bloginator=<VERSION_BEFORE_1a> sudo apt-mark hold bloginator

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

dnf --showduplicates list bloginator sudo dnf downgrade bloginator-<VERSION_BEFORE_1a> sudo dnf versionlock add bloginator

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Bloginator 1a - Cookie Bypass / SQL Injection

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-2009-1050?

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

Is CVE-2009-1050 being exploited?

CVE-2009-1050 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-2009-1050 affect?

CVE-2009-1050 affects bloginator. Severity is high (CVSS 7.5). Bloginator 1A allows remote attackers to bypass authentication and gain administrative access by setting the identifyYourself cookie.

How urgent is CVE-2009-1050?

Priority 53/100. High severity; Public exploit reference

Related CVEs

CVE-2009-1049 HIGH 7.5 DOWNGRADE SQL injection vulnerability in articleCall.php in Bloginator 1A allows remote attackers to execute arbitrary S

References

← Back to latest CVEs