How severe is CVE-2006-6258?

CVE-2006-6258 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2006-6258 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-6258?

CVE-2006-6258 affects Alternc. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2006-6258?

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-2006-6258 published?

CVE-2006-6258 was published on 2006-12-04 and last updated on 2026-06-16.

CVE-2006-6258

CVE-2006-6258 is a critical-severity vulnerability in Alternc with a CVSS 2.0 base score of 9.3. 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 9.3)
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Alternc
Published: 2006-12-04
Last modified: 2026-06-16

Description

The phpmyadmin subsystem in AlternC 0.9.5 and earlier transmits the SQL password in cleartext in a cookie, which might allow remote attackers to obtain the password by sniffing or by conducting a cross-site scripting (XSS) attack.

Frequently asked questions

What is CVE-2006-6258?: The phpmyadmin subsystem in AlternC 0.9.5 and earlier transmits the SQL password in cleartext in a cookie, which might allow remote attackers to obtain the password by sniffing or by conducting a cross-site scripting (XSS) attack.
How severe is CVE-2006-6258?: CVE-2006-6258 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2006-6258 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-6258?: CVE-2006-6258 affects Alternc. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2006-6258?: 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-2006-6258 published?: CVE-2006-6258 was published on 2006-12-04 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:alternc:alternc:*:*:*:*:*:*:*:*

More vulnerabilities in Alternc

CVE-2006-6259 — Critical (CVSS 10.0): Multiple directory traversal vulnerabilities in (a) class/functions.php and (b) class/m_bro.php in AlternC 0.9.5 and…
CVE-2006-6257 — Medium (CVSS 6.8): The file manager in AlternC 0.9.5 and earlier, when warnings are enabled in PHP, allows remote attackers to obtain…
CVE-2006-6256 — Medium (CVSS 6.8): Cross-site scripting (XSS) vulnerability in the file manager in admin/bro_main.php in AlternC 0.9.5 and earlier allows…

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