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CVE-2000-1166

19
FAUCET Score

CVE-2000-1166 describes a critical vulnerability in the Twig webmail system where improper handling of the "vhosts" variable allows remote attackers to inject arbitrary PHP code. This vulnerability carries a high severity CVSS score of 7.5, indicating it can be exploited remotely with low complexity and without authentication, potentially leading to partial compromise of confidentiality, integrity, and availability. Despite its age and severity, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
2.5.1CPE matchmatch criteria
cpe:2.3:a:twig_development_team:twig:2.5.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.63%
Probability of exploitation in next 30 days
EPSS Percentile
73.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0163 is in the 56th percentile among its peer group of 51,485 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

archives.neohapsis.com / archives/bugtraq/2000-11/0351.html
Vendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/5581
twig.screwdriver.net / file.php3
securityfocus.com / bid/1998
PatchVendor Advisory