CVE-2006-1377: Cross-site scripting (XSS) vulnerability in img.php in (1) EasyMoblog 0.5.1 and (2) CoMoblog 1.1 allows remote

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MEDIUM 4.3DOWNGRADEDOWNGRADE

CVE-2006-1377 is a medium-severity flaw (CVSS 4.3) affecting comoblog, easymoblog. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in img.php in (1) EasyMoblog 0.5.1 and (2) CoMoblog 1.1 allows remote attackers to inject arbitrary web script or HTML via the i parameter.

Why this priority

EPSS top 7%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	5.3% (top 7%)
CISA exploited list	No
Published	2006-03-24
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: comoblog project · easymoblog

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

Am I affected?

Timeline

2006-03-24 02:02 UTCPublished CVE record published
2026-06-16 22:22 UTCUpdated Record last modified

comoblog project comoblog DOWNGRADE

Affected: 1.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.1 (Debian / Ubuntu)

apt-cache madison comoblog sudo apt install comoblog=<VERSION_BEFORE_1.1> sudo apt-mark hold comoblog

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

dnf --showduplicates list comoblog sudo dnf downgrade comoblog-<VERSION_BEFORE_1.1> sudo dnf versionlock add comoblog

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.

easymoblog easymoblog DOWNGRADE

Affected: 0.5.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.5.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.5.1 (Debian / Ubuntu)

apt-cache madison easymoblog sudo apt install easymoblog=<VERSION_BEFORE_0.5.1> sudo apt-mark hold easymoblog

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

dnf --showduplicates list easymoblog sudo dnf downgrade easymoblog-<VERSION_BEFORE_0.5.1> sudo dnf versionlock add easymoblog

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: CoMoblog 1.0 - 'Img.php' Cross-Site Scripting
Exploit-DB: EasyMoblog 0.5 - 'Img.php' Cross-Site Scripting

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-2006-1377?

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

Is CVE-2006-1377 being exploited?

CVE-2006-1377 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-2006-1377 affect?

CVE-2006-1377 affects comoblog, easymoblog. Severity is medium (CVSS 4.3). Cross-site scripting (XSS) vulnerability in img.php in (1) EasyMoblog 0.5.1 and (2) CoMoblog 1.1 allows remote attackers to inject arbitrary web script or HTML via the i parameter.

How urgent is CVE-2006-1377?

Priority 43/100. EPSS top 7%: very likely to be exploited; Public exploit reference

Software pages

PHP vulnerabilities

References

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