CVE-2018-11762
Moderate severity vulnerability that affects org.apache.tika:tika-core
In Apache Tika 0.9 to 1.18, in a rare edge case where a user does not specify an extract directory on the commandline (--extract-dir=) and the input file has an embedded file with an absolute path, such as "C:/evil.bat", tika-app would overwrite that file.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
In Apache Tika 0.9 to 1.18, in a rare edge case where a user does not specify an extract directory on the commandline (--extract-dir=) and the input file has an embedded file with an absolute path, such as "C:/evil.bat", tika-app would overwrite that file.
- Record
CVE-2018-11762- CVSS 3.0
- 5.9 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 5.8 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:P - Weakness
- CWE-22
- Updated
- 2026-11-02
CVE List No score
In Apache Tika 0.9 to 1.18, in a rare edge case where a user does not specify an extract directory on the commandline (--extract-dir=) and the input file has an embedded file with an absolute path, such as "C:/evil.bat", tika-app would overwrite that file.
- Record
CVE-2018-11762- Updated
- 2026-11-02
EUVDEUVD-2018-0706 No score
In Apache Tika 0.9 to 1.18, in a rare edge case where a user does not specify an extract directory on the commandline (--extract-dir=) and the input file has an embedded file with an absolute path, such as "C:/evil.bat", tika-app would overwrite that file.
- Record
EUVD-2018-0706- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-w6g3-v46q-5p28
Moderate severity vulnerability that affects org.apache.tika:tika-core
In Apache Tika 0.9 to 1.18, in a rare edge case where a user does not specify an extract directory on the commandline (--extract-dir=) and the input file has an embedded file with an absolute path, such as "C:/evil.bat", tika-app would overwrite that file.
- Record
GHSA-w6g3-v46q-5p28- CVSS 3.0
- 5.9 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-22
- Updated
- 2026-11-02
OSV
In Apache Tika 0.9 to 1.18, in a rare edge case where a user does not specify an extract directory on the commandline (--extract-dir=) and the input file has an embedded file with an absolute path, such as "C:/evil.bat", tika-app would overwrite that file.
- Record
CVE-2018-11762- CVSS 3.0
- 5.9 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
OSVDEBIAN-CVE-2018-11762
In Apache Tika 0.9 to 1.18, in a rare edge case where a user does not specify an extract directory on the commandline (--extract-dir=) and the input file has an embedded file with an absolute path, such as "C:/evil.bat", tika-app would overwrite that file.
- Record
DEBIAN-CVE-2018-11762- CVSS 3.0
- 5.9 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
OSVGHSA-w6g3-v46q-5p28
Moderate severity vulnerability that affects org.apache.tika:tika-core
In Apache Tika 0.9 to 1.18, in a rare edge case where a user does not specify an extract directory on the commandline (--extract-dir=) and the input file has an embedded file with an absolute path, such as "C:/evil.bat", tika-app would overwrite that file.
- Record
GHSA-w6g3-v46q-5p28- CVSS 3.0
- 5.9 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-22
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2018-11762
In Apache Tika 0.9 to 1.18, in a rare edge case where a user does not specify an extract directory on the commandline (--extract-dir=) and the input file has an embedded file with an absolute path, such as "C:/evil.bat", tika-app would overwrite that file.
- Record
UBUNTU-CVE-2018-11762- CVSS 3.0
- 5.9 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.apache.tika:tika-coreMaven |
0.9 up to 1.19 | 1.19 |
tikaDebian:11 |
before 1.20-1 | 1.20-1 |
org.apache.tika:tika-coreMaven |
0.9 up to 1.19, plus listed versions 0.101.01.11.101.11 Show 15 moreShow less1.121.131.141.151.161.171.181.21.31.41.51.61.71.81.9 |
1.19 |
tikaUbuntu:16.04:LTS |
All versions, plus listed versions 1.5-21.5-31.5-41.5-4ubuntu0.1 |
None known |
tikaUbuntu:18.04:LTS |
All versions, plus listed versions 1.5-5 |
None known |
tikaUbuntu:25.10 |
All versions, plus listed versions 1.22-2 |
None known |
tikaUbuntu:26.10 |
All versions, plus listed versions 1.22-2 |
None known |
tikaUbuntu:26.04:LTS |
All versions, plus listed versions 1.22-2 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-11762 is a medium vulnerability (CVSS 5.9) in Apache Tika, published September 19, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 5.45%, the 92nd percentile. Fixed in org.apache.tika:tika-core 1.19.
References
securityfocus.com/bid/105515
lists.apache.org/thread.html/ab2e1af38975f5fc462ba89b517971ef892ec3d06bee12ea2258895b%40%3Cdev.tika.apache.org%3E
nvd.nist.gov/vuln/detail/CVE-2018-11762
github.com/advisories/GHSA-w6g3-v46q-5p28
security-tracker.debian.org/tracker/CVE-2018-11762
ubuntu.com/security/CVE-2018-11762
openwall.com/lists/oss-security/2018/09/19/5
cve.org/CVERecord?id=CVE-2018-11762