How severe is CVE-2009-5159?

CVE-2009-5159 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2009-5159 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-5159?

CVE-2009-5159 primarily affects Invisioncommunity Invision Power Board. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-5159?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2009-5159 published?

CVE-2009-5159 was published on 2020-03-13 and last updated on 2026-06-16.

CVE-2009-5159

CVE-2009-5159 is a medium-severity vulnerability in Invisioncommunity Invision Power Board with a CVSS 3.x base score of 6.1. 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 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Invisioncommunity Invision Power Board
Published: 2020-03-13
Last modified: 2026-06-16

Description

Invision Power Board (aka IPB or IP.Board) 2.x through 3.0.4, when Internet Explorer 5 is used, allows XSS via a .txt attachment.

Frequently asked questions

What is CVE-2009-5159?: Invision Power Board (aka IPB or IP.Board) 2.x through 3.0.4, when Internet Explorer 5 is used, allows XSS via a .txt attachment.
How severe is CVE-2009-5159?: CVE-2009-5159 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2009-5159 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-5159?: CVE-2009-5159 primarily affects Invisioncommunity Invision Power Board. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-5159?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-5159 published?: CVE-2009-5159 was published on 2020-03-13 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:invisioncommunity:invision_power_board:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:internet_explorer:5:*:*:*:*:*:*:*

More vulnerabilities in Invisioncommunity Invision Power Board

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CVE-2017-8898 — Critical (CVSS 9.8): Invision Power Services (IPS) Community Suite 4.1.19.2 and earlier has stored XSS in the Announcements, allowing…
CVE-2014-4928 — High (CVSS 8.8): SQL injection vulnerability in Invision Power Board (aka IPB or IP.Board) before 3.4.6 allows remote attackers to…
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