CVE-2010-2479
HTML Purifier Cross-site Scripting (XSS) vulnerability
CVE-2010-2479 is a medium vulnerability (CVSS 4.3) in Mahara, published July 2, 2010. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.01%, the 80th percentile. Fixed in ezyang/htmlpurifier 4.1.1.
Cross-site scripting (XSS) vulnerability in HTML Purifier before 4.1.1, as used in Mahara and other products, when the browser is Internet Explorer, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
Exploit likelihood
What each source reports
NVD Score used
Cross-site scripting (XSS) vulnerability in HTML Purifier before 4.1.1, as used in Mahara and other products, when the browser is Internet Explorer, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
- Record
CVE-2010-2479- CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
Cross-site scripting (XSS) vulnerability in HTML Purifier before 4.1.1, as used in Mahara and other products, when the browser is Internet Explorer, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
- Record
CVE-2010-2479- Updated
- 2026-11-02
EUVDEUVD-2022-2859 No score
Cross-site scripting (XSS) vulnerability in HTML Purifier before 4.1.1, as used in Mahara and other products, when the browser is Internet Explorer, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
- Record
EUVD-2022-2859- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6rm6-mjmh-86jq No score
HTML Purifier Cross-site Scripting (XSS) vulnerability
Cross-site scripting (XSS) vulnerability in HTML Purifier before 4.1.1, as used in Mahara and other products, when the browser is Internet Explorer, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
- Record
GHSA-6rm6-mjmh-86jq- Weakness
- CWE-79
- Updated
- 2026-11-02
OSV No score
Cross-site scripting (XSS) vulnerability in HTML Purifier before 4.1.1, as used in Mahara and other products, when the browser is Internet Explorer, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
- Record
CVE-2010-2479- Updated
- 2026-11-02
OSVDEBIAN-CVE-2010-2479 No score
Cross-site scripting (XSS) vulnerability in HTML Purifier before 4.1.1, as used in Mahara and other products, when the browser is Internet Explorer, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
- Record
DEBIAN-CVE-2010-2479- Updated
- 2026-11-02
OSVGHSA-6rm6-mjmh-86jq No score
HTML Purifier Cross-site Scripting (XSS) vulnerability
Cross-site scripting (XSS) vulnerability in HTML Purifier before 4.1.1, as used in Mahara and other products, when the browser is Internet Explorer, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
- Record
GHSA-6rm6-mjmh-86jq- Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
ezyang/htmlpurifierPackagist |
before 4.1.1 | 4.1.1 |
php-htmlpurifierDebian:12 |
before 4.1.1+dfsg1-1 | 4.1.1+dfsg1-1 |
php-htmlpurifierDebian:14 |
before 4.1.1+dfsg1-1, plus listed versions 3.3.0-14.0.0+dfsg1-14.0.0-14.0.0-24.1.0+dfsg1-1 |
4.1.1+dfsg1-1 |
maharaDebian:5.0 |
before 1.0.4-4+lenny6, plus listed versions 1.0.4-41.0.4-4+lenny11.0.4-4+lenny21.0.4-4+lenny31.0.4-4+lenny41.0.4-4+lenny5 |
1.0.4-4+lenny6 |
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD, OSV |
References
secunia.com/advisories/39613
wiki.mahara.org/Release_Notes/1.1.9
htmlpurifier.org/news/2010/0531-4.1.1-released
securityfocus.com/bid/41259
repo.or.cz/w/htmlpurifier.git/commitdiff/18e538317a877a0509ae71a860429c41770da230
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nvd.nist.gov/vuln/detail/CVE-2010-2479
github.com/FriendsOfPHP/security-advisories/blob/master/ezyang/htmlpurifier/CVE-2010-2479.yaml
security-tracker.debian.org/tracker/CVE-2010-2479