How severe is CVE-2007-2149?

CVE-2007-2149 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2007-2149 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-2149?

CVE-2007-2149 affects Stephen Craton Chatness. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-2149?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2007-2149 published?

CVE-2007-2149 was published on 2007-04-19 and last updated on 2026-06-16.

CVE-2007-2149

CVE-2007-2149 is a critical-severity vulnerability in Stephen Craton Chatness with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Stephen Craton Chatness
Published: 2007-04-19
Last modified: 2026-06-16

Description

Stephen Craton (aka WiredPHP) Chatness 2.5.3 and earlier stores usernames and unencrypted passwords in (1) classes/vars.php and (2) classes/varstuff.php, and recommends 0666 or 0777 permissions for these files, which allows local users to gain privileges by reading the files, and allows remote attackers to obtain credentials via a direct request for admin/options.php.

Frequently asked questions

What is CVE-2007-2149?: Stephen Craton (aka WiredPHP) Chatness 2.5.3 and earlier stores usernames and unencrypted passwords in (1) classes/vars.php and (2) classes/varstuff.php, and recommends 0666 or 0777 permissions for these files, which allows local users to gain privileges by reading the files, and allows remote attackers to obtain credentials via a direct request for admin/options.php.
How severe is CVE-2007-2149?: CVE-2007-2149 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2007-2149 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-2149?: CVE-2007-2149 affects Stephen Craton Chatness. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-2149?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2007-2149 published?: CVE-2007-2149 was published on 2007-04-19 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:stephen_craton:chatness:*:*:*:*:*:*:*:*

More vulnerabilities in Stephen Craton Chatness

CVE-2007-2147 — Critical (CVSS 10.0): admin/options.php in Stephen Craton (aka WiredPHP) Chatness 2.5.3 and earlier does not check for administrative…
CVE-2007-2148 — Medium (CVSS 6.5): Direct static code injection vulnerability in admin/save.php in Stephen Craton (aka WiredPHP) Chatness 2.5.3 and…

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