CVE-2009-3627

Name: CVE-2009-3627
Creator: NVD / NIST
Published: 2009-10-29T14:30:01.203+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.73%

Last modified Jun 16, 2026

CVE-2009-3627 is a vulnerability of currently unknown severity. The decode_entities function in util.c in HTML-Parser before 3.63 allows context-dependent attackers to cause a denial of service (infinite loop) via an incomplete SGML numeric character reference, which triggers generation of an invalid UTF-8 character.. EPSS estimates a 1.73% chance of exploitation in the next 30 days.

Description

The decode_entities function in util.c in HTML-Parser before 3.63 allows context-dependent attackers to cause a denial of service (infinite loop) via an incomplete SGML numeric character reference, which triggers generation of an invalid UTF-8 character.

Metrics

EPSS Probability

1.73%

74.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Derrick Oswald	Html-Parser	<= 3.54
Derrick Oswald	Html-Parser	1.00
Derrick Oswald	Html-Parser	1.1
Derrick Oswald	Html-Parser	1.2
Derrick Oswald	Html-Parser	1.3
Derrick Oswald	Html-Parser	1.4
Derrick Oswald	Html-Parser	1.5
Derrick Oswald	Html-Parser	1.6
Derrick Oswald	Html-Parser	1.41
Derrick Oswald	Html-Parser	1.42

References

Timeline

Published: Oct 29, 2009
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2009-3627?

How severe is CVE-2009-3627?

Severity scoring for CVE-2009-3627 is pending analysis. The EPSS model estimates a 1.73% probability of exploitation in the next 30 days.

How do I fix CVE-2009-3627?

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-2009-3627?

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

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Source: NVD / NIST