CVE-2007-1900
CRLF injection vulnerability in the FILTER_VALIDATE_EMAIL filter in ext/filter in PHP 5.2.0 and 5...
CRLF injection vulnerability in the FILTER_VALIDATE_EMAIL filter in ext/filter in PHP 5.2.0 and 5.2.1 allows context-dependent attackers to inject arbitrary e-mail headers via an e-mail address with a '\n' character, which causes a regular expression to ignore the subsequent part of the address string.
Exploit likelihood
What each source reports
NVD Score used
CRLF injection vulnerability in the FILTER_VALIDATE_EMAIL filter in ext/filter in PHP 5.2.0 and 5.2.1 allows context-dependent attackers to inject arbitrary e-mail headers via an e-mail address with a '\n' character, which causes a regular expression to ignore the subsequent part of the address string.
- Record
CVE-2007-1900- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:N - Updated
- 2026-11-02
CVE List No score
CRLF injection vulnerability in the FILTER_VALIDATE_EMAIL filter in ext/filter in PHP 5.2.0 and 5.2.1 allows context-dependent attackers to inject arbitrary e-mail headers via an e-mail address with a '\n' character, which causes a regular expression to ignore the subsequent part of the address string.
- Record
CVE-2007-1900- Updated
- 2026-11-02
EUVDEUVD-2007-1894 No score
CRLF injection vulnerability in the FILTER_VALIDATE_EMAIL filter in ext/filter in PHP 5.2.0 and 5.2.1 allows context-dependent attackers to inject arbitrary e-mail headers via an e-mail address with a '\n' character, which causes a regular expression to ignore the subsequent part of the address string.
- Record
EUVD-2007-1894- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fmjw-vr42-9fw5 No score
CRLF injection vulnerability in the FILTER_VALIDATE_EMAIL filter in ext/filter in PHP 5.2.0 and 5...
CRLF injection vulnerability in the FILTER_VALIDATE_EMAIL filter in ext/filter in PHP 5.2.0 and 5.2.1 allows context-dependent attackers to inject arbitrary e-mail headers via an e-mail address with a '\n' character, which causes a regular expression to ignore the subsequent part of the address string.
- Record
GHSA-fmjw-vr42-9fw5- Updated
- 2026-11-02
Affected products
Affected packages
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| aliases | ||
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2007-1900 is a medium vulnerability (CVSS 5.0) in Php, published April 10, 2007. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.63%, the 85th percentile. No source names a fixed version.
References
secunia.com/advisories/26231
debian.org/security/2007/dsa-1283
osvdb.org/33962
security.gentoo.org/glsa/glsa-200705-19.xml
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vupen.com/english/advisories/2007/2016
exchange.xforce.ibmcloud.com/vulnerabilities/33510
gentoo.org/security/en/glsa/glsa-200710-02.xml
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6067
php-security.org/MOPB/PMOPB-45-2007.html
redhat.com/archives/fedora-package-announce/2007-September/msg00397.html
trustix.org/errata/2007/0023
ubuntu.com/usn/usn-455-1
slackware.com/security/viewer.php?l=slackware-security&y=2007&m=slackware-security.482863
php.net/releases/5_2_3.php
h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01178795
securityfocus.com/bid/23359
novell.com/linux/security/advisories/2007_32_php.html
nvd.nist.gov/vuln/detail/CVE-2007-1900
github.com/advisories/GHSA-fmjw-vr42-9fw5