CVE-2009-0744

Name: CVE-2009-0744
Creator: NVD / NIST
Published: 2009-02-27T17:30:09.907+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 6.65%

Last modified Jun 16, 2026

CVE-2009-0744 is a vulnerability of currently unknown severity. Apple Safari 4 Beta build 528.16 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a feeds: URI beginning with a (1) % (percent), (2) { (open curly bracket), (3) } (close curly bracket), (4) ^ (caret), (5) ` (backquote), or (6) | (pipe) character, followed by an & (ampersand) character.. EPSS estimates a 6.65% chance of exploitation in the next 30 days.

Description

Apple Safari 4 Beta build 528.16 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a feeds: URI beginning with a (1) % (percent), (2) { (open curly bracket), (3) } (close curly bracket), (4) ^ (caret), (5) ` (backquote), or (6) | (pipe) character, followed by an & (ampersand) character.

Metrics

EPSS Probability

6.65%

93.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions	Update
Apple	Safari	4.0	Beta

References

Timeline

Published: Feb 27, 2009
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2009-0744?

How severe is CVE-2009-0744?

Severity scoring for CVE-2009-0744 is pending analysis. The EPSS model estimates a 6.65% probability of exploitation in the next 30 days.

How do I fix CVE-2009-0744?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2009-0744?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST