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CVE-2007-1718

HIGH · CVSS 7.8EPSS 6.9%EU EUVD

CRLF injection vulnerability in the mail function in PHP 4.0.0 through 4.4.6 and 5.0.0 through 5.2.1 allows remote attackers to inject arbitrary e-mail headers and possibly conduct spam attacks via a control character immediately following folding of the (1) Subject or (2) To parameter, as demonstrated by a parameter containing a "\r\n\t\n" sequence, related to an increment bug in the SKIP_LONG_HEADER_SEP macro.

Key facts

CVSS score
7.8 (v2.0)
Severity
HIGH
CVSS vector
AV:N/AC:L/Au:N/C:N/I:C/A:N
EPSS score
6.9% (94th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2007-1712)
Published
March 28, 2007
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2007-1712 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

  • php / php
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and 25 more…

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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