Medium 4.3Published Jun 25, 2007

CVE-2007-2401CRLF injection vulnerability in WebCore in Apple Mac OS X 10.3.9, 10.4.9 and later, and iPhone before 1.0.1, allows remote attackers to inject arbitrary HTTP headers via LF characters in an XMLHttpRe…

Updated under an hour ago (Nov 2, 2026, 12:10 AM ET)

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It affects apple mac_os_x and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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CRLF injection vulnerability in WebCore in Apple Mac OS X 10.3.9, 10.4.9 and later, and iPhone before 1.0.1, allows remote attackers to inject arbitrary HTTP headers via LF characters in an XMLHttpRequest request, which are not filtered when serializing headers via the setRequestHeader function. NOTE: this issue can be leveraged for cross-site scripting (XSS) attacks.

CVSS: 4.3 MEDIUM (v2.0, NVD)AV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness (CWE): CWE-79
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 16, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

apple mac_os_x apple:mac_os_x	10.3.9; 10.4.9	NVD
apple mac_os_x_server apple:mac_os_x_server	10.3.9; 10.4.9	NVD

References

References

http://docs.info.apple.com/article.html?artnum=305759
http://docs.info.apple.com/article.html?artnum=306173
http://lists.apple.com/archives/Security-announce/2007/Jun/msg00003.html	patch
http://osvdb.org/36449
http://secunia.com/advisories/25786	patch, vendor-advisory
http://secunia.com/advisories/26287	vendor-advisory
http://www.kb.cert.org/vuls/id/845708	us-government-resource
http://www.securityfocus.com/archive/1/472198/100/0/threaded
http://www.securityfocus.com/bid/24598	patch
http://www.securitytracker.com/id?1018281	patch
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The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.