CVE-2009-4612

CVE-2009-4612 is a medium-severity vulnerability in Mortbay Jetty 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: 3% (87th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-79
• Affected product: Mortbay Jetty
• Published: 2010-01-13
• Last modified: 2026-06-16

Description

Multiple cross-site scripting (XSS) vulnerabilities in the WebApp JSP Snoop page in Mort Bay Jetty 6.1.x through 6.1.21 allow remote attackers to inject arbitrary web script or HTML via the PATH_INFO to the default URI under (1) jspsnoop/, (2) jspsnoop/ERROR/, and (3) jspsnoop/IOException/, and possibly the PATH_INFO to (4) snoop.jsp.

Frequently asked questions

What is CVE-2009-4612?

Multiple cross-site scripting (XSS) vulnerabilities in the WebApp JSP Snoop page in Mort Bay Jetty 6.1.x through 6.1.21 allow remote attackers to inject arbitrary web script or HTML via the PATH_INFO to the default URI under (1) jspsnoop/, (2) jspsnoop/ERROR/, and (3) jspsnoop/IOException/, and possibly the PATH_INFO to (4) snoop.jsp.

How severe is CVE-2009-4612?

CVE-2009-4612 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2009-4612 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-2009-4612?

CVE-2009-4612 primarily affects Mortbay Jetty. In total, 51 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-4612?

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

When was CVE-2009-4612 published?

CVE-2009-4612 was published on 2010-01-13 and last updated on 2026-06-16.

References

• http://www.ush.it/team/ush/hack-jetty6x7x/jetty-adv.txt

Affected products (51)

• cpe:2.3:a:mortbay:jetty:6.1.0:*:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.0:pre0:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.0:pre1:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.0:pre2:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.0:pre3:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.0:rc0:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.0:rc1:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.0:rc2:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.0:rc3:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.1:rc0:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.2:*:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.2:pre0:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.2:pre1:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.2:rc0:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.2:rc1:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.2:rc2:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.2:rc3:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.2:rc4:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.2:rc5:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.3:*:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.4:*:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.4:rc0:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.4:rc1:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.5:*:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.5:rc0:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.6:*:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.6:rc0:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.6:rc1:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.7:*:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.8:*:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.9:*:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.10:*:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.11:*:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.12:*:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.12:rc1:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.12:rc2:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.12:rc3:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.12:rc4:*:*:*:*:*:*
• cpe:2.3:a:mortbay:jetty:6.1.12:rc5:*:*:*:*:*:*

More vulnerabilities in Mortbay Jetty

• CVE-2009-4611 — High (CVSS 7.5): Mort Bay Jetty 6.x through 6.1.22 and 7.0.0 writes backtrace data without sanitizing non-printable characters, which…
• CVE-2009-5049 — Medium (CVSS 6.1): WebApp JSP Snoop page XSS in jetty though 6.1.21.
• CVE-2009-5048 — Medium (CVSS 6.1): Cookie Dump Servlet stored XSS vulnerability in jetty though 6.1.20.
• CVE-2011-4461 — Medium (CVSS 5.3): Jetty 8.1.0.RC2 and earlier computes hash values for form parameters without restricting the ability to trigger hash…
• CVE-2009-4609 — Medium (CVSS 5.0): The Dump Servlet in Mort Bay Jetty 6.x and 7.0.0 allows remote attackers to obtain sensitive information about internal…
• CVE-2009-1523 — Medium (CVSS 5.0): Directory traversal vulnerability in the HTTP server in Mort Bay Jetty 5.1.14, 6.x before 6.1.17, and 7.x through…

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