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CVE-2024-37388

ebookmeta XML External Entity vulnerability

9.1 CriticalFix available

An XML External Entity (XXE) vulnerability in the ebookmeta.get_metadata function of lxml before v4.9.1 allows attackers to access sensitive information or cause a Denial of Service (DoS) via crafted XML input.

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
None
Availability
High

Exploit likelihood

0.54%Up 0.5 points since Jun 8, 2024
90%50%10%1%

What each source reports

NVD Score used 9.1

An XML External Entity (XXE) vulnerability in the ebookmeta.get_metadata function of lxml before v4.9.1 allows attackers to access sensitive information or cause a Denial of Service (DoS) via crafted XML input.

Record
CVE-2024-37388
CVSS 3.1
9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Weakness
CWE-611
Updated
2026-11-02
CVE List 9.1

An XML External Entity (XXE) vulnerability in the ebookmeta.get_metadata function of lxml before v4.9.1 allows attackers to access sensitive information or cause a Denial of Service (DoS) via crafted XML input.

Record
CVE-2024-37388
CVSS 3.1
9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Weakness
CWE-611
Updated
2026-11-02
EUVDEUVD-2024-2082 9.1

An XML External Entity (XXE) vulnerability in the ebookmeta.get_metadata function of lxml before v4.9.1 allows attackers to access sensitive information or cause a Denial of Service (DoS) via crafted XML input.

Record
EUVD-2024-2082
CVSS 3.1
9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Updated
2026-11-03
GitHub AdvisoriesGHSA-hx54-pf28-7xch 8.8

ebookmeta XML External Entity vulnerability

An XML External Entity (XXE) vulnerability in the ebookmeta.get_metadata function via lxml dependency allows attackers to access sensitive information or cause a Denial of Service (DoS) via crafted XML input.

Record
GHSA-hx54-pf28-7xch
CVSS 4.0
8.8 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/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:N/A:H
Weakness
CWE-611, CWE-776
Updated
2026-11-02
OSVGHSA-hx54-pf28-7xch 8.8

ebookmeta XML External Entity vulnerability

An XML External Entity (XXE) vulnerability in the ebookmeta.get_metadata function via lxml dependency allows attackers to access sensitive information or cause a Denial of Service (DoS) via crafted XML input.

Record
GHSA-hx54-pf28-7xch
CVSS 4.0
8.8 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/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:N/A:H
Weakness
CWE-611, CWE-776
Updated
2026-11-02
OSVOESA-2024-1749 5.3

python-lxml security update

The lxml XML toolkit is a Pythonic binding for the C libraries libxml2 and libxslt. \ It is unique in that it combines the speed and XML feature completeness of these libraries with \ the simplicity of a native Python API, mostly compatible but superior to the well-known ElementTree API. \ The latest release works with all CPython versions from 2.7 to 3.7.

Security Fix(es):

An XML External Entity (XXE) vulnerability in the ebookmeta.get_metadata function of lxml before v4.9.1 allows attackers to access sensitive information or cause a Denial of Service (DoS) via crafted XML input.(CVE-2024-37388)

Record
OESA-2024-1749
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated
2026-11-02
OSVOESA-2024-1750 5.3

python-lxml security update

The lxml XML toolkit is a Pythonic binding for the C libraries libxml2 and libxslt. \ It is unique in that it combines the speed and XML feature completeness of these libraries with \ the simplicity of a native Python API, mostly compatible but superior to the well-known ElementTree API. \ The latest release works with all CPython versions from 2.7 to 3.7.

Security Fix(es):

An XML External Entity (XXE) vulnerability in the ebookmeta.get_metadata function of lxml before v4.9.1 allows attackers to access sensitive information or cause a Denial of Service (DoS) via crafted XML input.(CVE-2024-37388)

Record
OESA-2024-1750
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated
2026-11-02
OSVOESA-2024-1751 5.3

python-lxml security update

The lxml XML toolkit is a Pythonic binding for the C libraries libxml2 and libxslt. \ It is unique in that it combines the speed and XML feature completeness of these libraries with \ the simplicity of a native Python API, mostly compatible but superior to the well-known ElementTree API. \ The latest release works with all CPython versions from 2.7 to 3.7.

Security Fix(es):

An XML External Entity (XXE) vulnerability in the ebookmeta.get_metadata function of lxml before v4.9.1 allows attackers to access sensitive information or cause a Denial of Service (DoS) via crafted XML input.(CVE-2024-37388)

Record
OESA-2024-1751
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated
2026-11-02
OSVPYSEC-2026-1324 8.8

ebookmeta XML External Entity vulnerability

An XML External Entity (XXE) vulnerability in the ebookmeta.get_metadata function via lxml dependency allows attackers to access sensitive information or cause a Denial of Service (DoS) via crafted XML input.

Record
PYSEC-2026-1324
CVSS 4.0
8.8 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/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:N/A:H
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
ebookmeta
PyPI
 before 1.2.8
1.2.8
ebookmeta
PyPI
 before 1.2.8, plus listed versions
0.10.00.10.10.10.20.11.00.11.1
Show 22 moreShow less
0.11.20.11.50.201.0.01.0.11.0.21.0.31.0.41.0.51.1.01.1.11.1.21.1.31.1.41.2.01.2.11.2.21.2.31.2.41.2.51.2.61.2.7
1.2.8
python-lxml
openEuler:22.03-LTS-SP3
 before 4.7.1-6.oe2203sp3
4.7.1-6.oe2203sp3
python-lxml
openEuler:20.03-LTS-SP4
 before 4.5.2-9.oe2003sp4
4.5.2-9.oe2003sp4
python-lxml
openEuler:22.03-LTS-SP1
 before 4.7.1-6.oe2203sp1
4.7.1-6.oe2203sp1

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-2024-37388 is a critical vulnerability (CVSS 9.1) in Dnkorpushov Ebookmeta, published June 7, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.54%, the 45th percentile. Fixed in ebookmeta 1.2.8.

References

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