CVE-2014-8998

CVE-2014-8998 is a medium-severity vulnerability in X7chat X7 Chat with a CVSS 2.0 base score of 6.5. Its EPSS exploit-prediction score of 36% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-94.

Key facts

Description

lib/message.php in X7 Chat 2.0.0 through 2.0.5.1 allows remote authenticated users to execute arbitrary PHP code via a crafted HTTP header to index.php, which is processed by the preg_replace function with the eval switch.

Frequently asked questions

What is CVE-2014-8998?
lib/message.php in X7 Chat 2.0.0 through 2.0.5.1 allows remote authenticated users to execute arbitrary PHP code via a crafted HTTP header to index.php, which is processed by the preg_replace function with the eval switch.
How severe is CVE-2014-8998?
CVE-2014-8998 has a CVSS 2.0 base score of 6.5, rated medium severity.
Is CVE-2014-8998 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 36% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-8998?
CVE-2014-8998 primarily affects X7chat X7 Chat. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-8998?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-8998 published?
CVE-2014-8998 was published on 2014-11-20 and last updated on 2026-06-17.

References

Affected products (15)

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