How severe is CVE-2006-2918?

CVE-2006-2918 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2006-2918 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-2918?

CVE-2006-2918 affects Lanap Botdetect Captcha Asp.net. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2006-2918?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2006-2918 published?

CVE-2006-2918 was published on 2006-06-23 and last updated on 2026-06-16.

CVE-2006-2918

CVE-2006-2918 is a medium-severity vulnerability in Lanap Botdetect Captcha Asp.net with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Lanap Botdetect Captcha Asp.net
Published: 2006-06-23
Last modified: 2026-06-16

Description

The Lanap BotDetect APS.NET CAPTCHA component before 1.5.4.0 stores the UUID and hash for a CAPTCHA in the ViewState of a page, which makes it easier for remote attackers to conduct automated attacks by "replaying the ViewState for a known number."

Frequently asked questions

What is CVE-2006-2918?: The Lanap BotDetect APS.NET CAPTCHA component before 1.5.4.0 stores the UUID and hash for a CAPTCHA in the ViewState of a page, which makes it easier for remote attackers to conduct automated attacks by "replaying the ViewState for a known number."
How severe is CVE-2006-2918?: CVE-2006-2918 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2006-2918 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-2918?: CVE-2006-2918 affects Lanap Botdetect Captcha Asp.net. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2006-2918?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-2918 published?: CVE-2006-2918 was published on 2006-06-23 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:lanap_botdetect:captcha_asp.net:*:*:*:*:*:*:*:*

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