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CVE-2024-28335

Lektor does not sanitize database path traversal

9.1 CriticalFix available

Lektor before 3.3.11 does not sanitize DB path traversal. Thus, shell commands might be executed via a file that is added to the templates directory, if the victim's web browser accesses an untrusted website that uses JavaScript to send requests to localhost port 5000, and the web browser is running on the same machine as the "lektor server" command.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
None

Exploit likelihood

0.84%Up 0.8 points since Mar 27, 2024
90%50%10%1%

What each source reports

CVE List Score used 9.1

Lektor before 3.3.11 does not sanitize DB path traversal. Thus, shell commands might be executed via a file that is added to the templates directory, if the victim's web browser accesses an untrusted website that uses JavaScript to send requests to localhost port 5000, and the web browser is running on the same machine as the "lektor server" command.

Record
CVE-2024-28335
CVSS 3.1
9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness
CWE-22
Updated
2026-11-02
EUVDEUVD-2024-0092 9.1

Lektor before 3.3.11 does not sanitize DB path traversal. Thus, shell commands might be executed via a file that is added to the templates directory, if the victim's web browser accesses an untrusted website that uses JavaScript to send requests to localhost port 5000, and the web browser is running on the same machine as the "lektor server" command.

Record
EUVD-2024-0092
CVSS 3.1
9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Updated
2026-11-03
GitHub AdvisoriesGHSA-wv28-7fpw-fj49 9.3

Lektor does not sanitize database path traversal

Lektor before 3.3.11 does not sanitize DB path traversal. Thus, shell commands might be executed via a file that is added to the templates directory, if the victim's web browser accesses an untrusted website that uses JavaScript to send requests to localhost port 5000, and the web browser is running on the same machine as the "lektor server" command.

Record
GHSA-wv28-7fpw-fj49
CVSS 4.0
9.3 CriticalCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
CVSS 3.1
9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness
CWE-22
Updated
2026-11-02
NVD 9.1

Lektor before 3.3.11 does not sanitize DB path traversal. Thus, shell commands might be executed via a file that is added to the templates directory, if the victim's web browser accesses an untrusted website that uses JavaScript to send requests to localhost port 5000, and the web browser is running on the same machine as the "lektor server" command.

Record
CVE-2024-28335
CVSS 3.1
9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness
CWE-22
Updated
2026-11-02
OSV 9.1

Lektor before 3.3.11 does not sanitize DB path traversal. Thus, shell commands might be executed via a file that is added to the templates directory, if the victim's web browser accesses an untrusted website that uses JavaScript to send requests to localhost port 5000, and the web browser is running on the same machine as the "lektor server" command.

Record
CVE-2024-28335
CVSS 3.1
9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Updated
2026-11-02
OSVGHSA-wv28-7fpw-fj49 9.3

Lektor does not sanitize database path traversal

Lektor before 3.3.11 does not sanitize DB path traversal. Thus, shell commands might be executed via a file that is added to the templates directory, if the victim's web browser accesses an untrusted website that uses JavaScript to send requests to localhost port 5000, and the web browser is running on the same machine as the "lektor server" command.

Record
GHSA-wv28-7fpw-fj49
CVSS 4.0
9.3 CriticalCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
CVSS 3.1
9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness
CWE-22
Updated
2026-11-02
OSVUBUNTU-CVE-2024-28335 9.1

Lektor before 3.3.11 does not sanitize DB path traversal. Thus, shell commands might be executed via a file that is added to the templates directory, if the victim's web browser accesses an untrusted website that uses JavaScript to send requests to localhost port 5000, and the web browser is running on the same machine as the "lektor server" command.

Record
UBUNTU-CVE-2024-28335
CVSS 3.1
9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Updated
2026-11-02
OSVPYSEC-2024-49 No score

Lektor before 3.3.11 does not sanitize DB path traversal. Thus, shell commands might be executed via a file that is added to the templates directory, if the victim's web browser accesses an untrusted website that uses JavaScript to send requests to localhost port 5000, and the web browser is running on the same machine as the "lektor server" command.

Record
PYSEC-2024-49
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
lektor
PyPI
 before 3.3.11
3.3.11
lektor
PyPI
 3.4.0b1 up to 3.4.0b11
3.4.0b11
lektor
PyPI
 before 3.3.11, plus listed versions
0.961.01.11.21.2.1
Show 27 moreShow less
2.02.12.22.33.03.0.13.13.1.0.dev13.1.13.1.23.1.33.2.03.2.13.2.23.2.33.2.dev03.3.03.3.13.3.103.3.23.3.33.3.43.3.53.3.63.3.73.3.83.3.9
3.3.11
lektor
PyPI
 3.4.0b1 up to 3.4.0b11, plus listed versions
3.4.0b103.4.0b23.4.0b33.4.0b43.4.0b5
Show 4 moreShow less
3.4.0b63.4.0b73.4.0b83.4.0b9
3.4.0b11
lektor
Ubuntu:20.04:LTS
 All versions, plus listed versions
3.1.1-13.1.3-1
 None known
lektor
Ubuntu:22.04:LTS
 All versions, plus listed versions
3.1.3-1
 None known
lektor
Ubuntu:24.04:LTS
 All versions, plus listed versions
3.3.7-13.3.7-2
 None known
lektor
Ubuntu:25.10
 All versions, plus listed versions
3.3.7-2.13.3.12-1
 None known

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-28335 is a critical vulnerability (CVSS 9.1) in Lektor, published March 27, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.84%, the 58th percentile. Fixed in lektor 3.3.11.

References

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