CVE-2009-4408
CVE-2009-4408 is a medium-severity vulnerability in Pyforum with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.
Key facts
- Severity: Medium (CVSS 2.0 base score 4.3)
- EPSS exploit prediction: 1% (60th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Pyforum
- Published:
- Last modified:
Description
Multiple cross-site scripting (XSS) vulnerabilities in models.parser in PyForum 1.0.3 and possibly earlier versions, and possibly zForum, allow remote attackers to inject arbitrary web script or HTML via crafted BBcode (1) img or (2) url tags, which are not properly handled when a post is viewed.
Frequently asked questions
- What is CVE-2009-4408?
- Multiple cross-site scripting (XSS) vulnerabilities in models.parser in PyForum 1.0.3 and possibly earlier versions, and possibly zForum, allow remote attackers to inject arbitrary web script or HTML via crafted BBcode (1) img or (2) url tags, which are not properly handled when a post is viewed.
- How severe is CVE-2009-4408?
- CVE-2009-4408 has a CVSS 2.0 base score of 4.3, rated medium severity.
- Is CVE-2009-4408 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2009-4408?
- CVE-2009-4408 primarily affects Pyforum. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2009-4408?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2009-4408 published?
- CVE-2009-4408 was published on 2009-12-23 and last updated on 2026-06-16.
References
- http://secunia.com/advisories/37764
- http://www.osvdb.org/61051
- http://www.securityfocus.com/archive/1/508478/100/0/threaded
- https://exchange.xforce.ibmcloud.com/vulnerabilities/54855
Affected products (4)
- cpe:2.3:a:pyforum:pyforum:*:*:*:*:*:*:*:*
- cpe:2.3:a:pyforum:pyforum:1.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:pyforum:pyforum:1.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:pyforum:pyforum:1.0.2:*:*:*:*:*:*:*
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