When loading models or dictionaries that contain XML it is possible to perform an XXE attack, since Apache OpenNLP is a library, this only affects applications that load models or dictionaries from untrusted sources
Published Oct 2, 2017
9.8
CRITICALCVSS 3.0
EPSS 3.04%
Description
When loading models or dictionaries that contain XML it is possible to perform an XXE attack, since Apache OpenNLP is a library, this only affects applications that load models or dictionaries from untrusted sources. The versions 1.5.0 to 1.5.3, 1.6.0, 1.7.0 to 1.7.2, 1.8.0 to 1.8.1 of Apache OpenNLP are affected.
Affected products
-
- Version 1.5.0 to 1.5.3StatusaffectedConstraints-
- Version 1.6.0StatusaffectedConstraints-
- Version 1.7.0 to 1.7.2StatusaffectedConstraints-
- Version 1.8.0 to 1.8.1StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Apache Software Foundation | Apache OpenNLP | n/a |
|
- 1.5.0
- 1.5.1
- 1.5.2
- 1.5.3
- 1.6.0
- 1.7.0
- 1.7.1
- 1.7.2
- 1.8.0
- 1.8.1
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AV:N/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.04% (0.03041) | 87.06th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.02% (0.03016) | 85.65th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.51% (0.00507) | 76.73th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.51% (0.00507) | 75.83th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.51% (0.00507) | 72.88th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.89% (0.00885) | 26.24th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00885) | 10.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.24% (0.01241) | 30.13th | v1 |
| Jan 6, 2022 | 1.24% (0.01241) | 29.49th | v1 |
| Sep 1, 2021 | 1.24% (0.01241) | 67.45th | v1 |
| Apr 14, 2021 | 1.24% (0.01241) | 0.00th | v1 |
References (3)
- http://opennlp.apache.org/news/cve-2017-12620.html x_refsource_CONFIRMExploitVendor Advisory
- https://github.com/advisories/GHSA-h22x-hm8g-rxpg Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2017-12620
| Link | Providers | Tags |
|---|---|---|
| http://opennlp.apache.org/news/cve-2017-12620.html | x_refsource_CONFIRMExploitVendor Advisory | |
| https://github.com/advisories/GHSA-h22x-hm8g-rxpg | Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-12620 |
Change history (0)
No recorded changes yet.