CVE-2009-4611

highpriority · track · 31EPSS 0.032 · 88 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

3.25% (88th) EPSS

CVSS 7.5 · high

Is it mine?

25 products

Check your exposure

Who says so?

3 sources

enisa_euvd · nvd · osv

EPSS · scored 2026-10-28

Mort Bay Jetty 6.x through 6.1.22 and 7.0.0 writes backtrace data without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator, related to (1) a string value in the Age parameter to the default URI for the Cookie Dump Servlet in test-jetty-webapp/src/main/java/com/acme/CookieDump.java under cookie/, (2) an alphabetic value in the A parameter to jsp/expr.jsp, or (3) an alphabetic value in the Content-Length HTTP header to an arbitrary application.

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.4–7.5

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v2.06.4mediumAV:N/AC:L/Au:N/C:P/I:P/A:P/E:Usecondary · CVSS-BT (t0sche)

v3.17.3highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:Lsecondary · OSV

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimaryCWE-20US

affected products (25)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
mortbay jetty= 6.0.0nvdUScpe:2.3:a:mortbay:jetty:*:*:*:*:*:*:*:*
mortbay jetty= 6.0.1nvdUScpe:2.3:a:mortbay:jetty:*:*:*:*:*:*:*:*
mortbay jetty= 6.0.2nvdUScpe:2.3:a:mortbay:jetty:*:*:*:*:*:*:*:*
mortbay jetty= 6.1.0nvdUScpe:2.3:a:mortbay:jetty:*:*:*:*:*:*:*:*
mortbay jetty= 6.1.1nvdUScpe:2.3:a:mortbay:jetty:*:*:*:*:*:*:*:*
mortbay jetty= 6.1.10nvdUScpe:2.3:a:mortbay:jetty:*:*:*:*:*:*:*:*
mortbay jetty= 6.1.11nvdUScpe:2.3:a:mortbay:jetty:*:*:*:*:*:*:*:*
mortbay jetty= 6.1.12nvdUScpe:2.3:a:mortbay:jetty:*:*:*:*:*:*:*:*
mortbay jetty= 6.1.14nvdUScpe:2.3:a:mortbay:jetty:*:*:*:*:*:*:*:*
mortbay jetty= 6.1.15nvdUScpe:2.3:a:mortbay:jetty:*:*:*:*:*:*:*:*
mortbay jetty= 6.1.16nvdUScpe:2.3:a:mortbay:jetty:*:*:*:*:*:*:*:*
mortbay jetty= 6.1.19nvdUScpe:2.3:a:mortbay:jetty:*:*:*:*:*:*:*:*
mortbay jetty= 6.1.2nvdUScpe:2.3:a:mortbay:jetty:*:*:*:*:*:*:*:*
mortbay jetty= 6.1.20nvdUScpe:2.3:a:mortbay:jetty:*:*:*:*:*:*:*:*
mortbay jetty= 6.1.3nvdUScpe:2.3:a:mortbay:jetty:*:*:*:*:*:*:*:*
mortbay jetty= 6.1.4nvdUScpe:2.3:a:mortbay:jetty:*:*:*:*:*:*:*:*
mortbay jetty= 6.1.5nvdUScpe:2.3:a:mortbay:jetty:*:*:*:*:*:*:*:*
mortbay jetty= 6.1.6nvdUScpe:2.3:a:mortbay:jetty:*:*:*:*:*:*:*:*
mortbay jetty= 6.1.7nvdUScpe:2.3:a:mortbay:jetty:*:*:*:*:*:*:*:*

showing 20 of 25

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-6jxp-7g74-2rc3Improper input validation in Mort Bay Jetty2022-05-02ghsa · osvUS
Mort Bay Jetty 6.x through 6.1.22 and 7.0.0 writes backtrace data without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator, related to (1) a string value in the Age parameter to the default URI for the Cookie Dump Servlet in test-jetty-webapp/src/main/java/com/acme/CookieDump.java under cookie/, (2) an alphabetic value in the A parameter to jsp/expr.jsp, or (3) an alphabetic value in the Content-Length HTTP header to an arbitrary application.

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd nvd osv NVD CVE.org MITRE

published 2010-01-13modified 2026-06-16

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+25197 more

references (6)

External citations — patches, advisories, analysis.

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