CVE-2018-1339 org.apache.tika:tika-parsers has an Infinite Loop vulnerability
Attackers can cause a denial of service via infinite loop in Apache Tika's ChmParser by providing a crafted file.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2018-1339?
CVE-2018-1339 is a medium-severity denial of service vulnerability in Apache Tika, published on 25 Apr 2018. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
A carefully crafted (or fuzzed) file can trigger an infinite loop in Apache Tika's ChmParser in versions of Apache Tika before 1.18.
Weakness: CWE-835
Which versions are affected by CVE-2018-1339?
2 open source packages ship an affected version, including org.apache.tika:tika-parsers. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.apache.tika:tika-parsers Maven | All versions | 1.18 |
org.apache.tika:tika-parsers Maven | All versions | 1.18 |
Products include Apache Tika.
How do I fix CVE-2018-1339?
Upgrade org.apache.tika:tika-parsers to 1.18 or later.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2018-1339 being exploited?
There is no known exploitation of CVE-2018-1339 in the wild and no public exploit code.
Other vulnerabilities in Apache Tika
- CVE-2019-10088 Allocation of Resources Without Limits or Throttling in Apache Tika
- CVE-2025-66516 Apache Tika has XXE vulnerability
- CVE-2025-54988 Apache Tika PDF parser module: XXE vulnerability in PDFParser's handling of XFA
- CVE-2018-1335 Command injection in org.apache.tika:tika-core
- CVE-2019-10094 Allocation of Resources Without Limits or Throttling in Apache Tika
Sources
Also known as DEBIAN-CVE-2018-1339, GHSA-p699-3wgc-7h72, UBUNTU-CVE-2018-1339.