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Vulnerability record · CVE-2019-17554 · published 4 December 2019

CVE-2019-17554: Apache olingo xml external entity (xxe) vulnerability

Apache · Olingo

The XML content type entity deserializer in Apache Olingo versions 4.0.0 to 4.6.0 is not configured to deny the resolution of external entities. Request with content type "application/xml", which trigger the deserialization of entities, can be used to trigger XXE attacks.

5.5 CVSS 3.1 Medium EPSS 12% · top 4.0% CWE-611 · XML external entity (XXE)
5.5CVSS 3.1 base score, v2 4.3
12%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

The XML content type entity deserializer in Apache Olingo versions 4.0.0 to 4.6.0 is not configured to deny the resolution of external entities. Request with content type "application/xml", which trigger the deserialization of entities, can be used to trigger XXE attacks.

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://packetstormsecurity.com/files/155619/Apache-Olingo-OData-4.6.x-XML-Injection.html ExploitThird Party Advisory
https://lists.apache.org/thread.html/r6d03e45b81eab03580cf7f8bb51cb3e9a1b10a2cc0c6a2d3cc92ed0c%40%3Cannounce.apache.org%
https://mail-archives.apache.org/mod_mbox/olingo-user/201912.mbox/%3CCAGSZ4d7Ty%3DL-n_iAzT6vcQp65BY29XZDS5tMoM8MdDrb1moM Mailing ListVendor Advisory
https://seclists.org/bugtraq/2019/Dec/11 ExploitThird Party Advisory
http://packetstormsecurity.com/files/155619/Apache-Olingo-OData-4.6.x-XML-Injection.html ExploitThird Party Advisory
https://lists.apache.org/thread.html/r6d03e45b81eab03580cf7f8bb51cb3e9a1b10a2cc0c6a2d3cc92ed0c%40%3Cannounce.apache.org%
https://mail-archives.apache.org/mod_mbox/olingo-user/201912.mbox/%3CCAGSZ4d7Ty%3DL-n_iAzT6vcQp65BY29XZDS5tMoM8MdDrb1moM Mailing ListVendor Advisory
https://seclists.org/bugtraq/2019/Dec/11 ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2019-17556Apache olingo deserialization of untrusted data vulnerabilityApache Olingo versions 4.0.0 to 4.6.0 provide the AbstractService class, which is public API, uses ObjectInputStream and doesn't check classes being …EPSS 3.6%7.5CVE-2020-1925Apache olingo server-side request forgery (ssrf) vulnerabilityApache Olingo versions 4.0.0 to 4.7.0 provide the AsyncRequestWrapperImpl class which reads a URL from the Location header, and then sends a GET or D…EPSS 2.8%7.5CVE-2019-17555Apache olingo improper input validation vulnerabilityThe AsyncResponseWrapperImpl class in Apache Olingo versions 4.0.0 to 4.6.0 reads the Retry-After header and passes it to the Thread.sleep() method w…EPSS 2.1%9.8CVE-2025-58360GeoServer WMS GetMap XXE allows unauthenticated file read and SSRFGeoServer versions 2.26.0 through 2.26.2 and before 2.25.6 accept XML input at the /geoserver/wms GetMap endpoint without sufficiently restricting ex…KEVEPSS 61%analysed9.8CVE-2025-2776SysAid On-Prem unauthenticated XXE in Server URL processingSysAid On-Prem versions up to 23.3.40 process the Server URL without restricting XML external entities, so an unauthenticated attacker can supply cra…KEVEPSS 64%analysed7.5CVE-2025-2775SysAid On-Prem unauthenticated XXE in Checkin processingSysAid On-Prem versions up to 23.3.40 process Checkin XML without restricting external entities, so an unauthenticated attacker can supply a crafted …KEVEPSS 43%analysed7.5CVE-2023-45727Proself XXE flaw allows unauthenticated file readProself Enterprise/Standard, Gateway, and Mail Sanitize editions fail to restrict XML external entities when parsing malformed XML requests. A remote…KEVEPSS 3.5%analysed9.8CVE-2024-34102Adobe Commerce and Magento XXE flaw allows unauthenticated code executionAdobe Commerce and Magento Open Source are affected by an improper restriction of XML external entity reference (XXE) vulnerability. A crafted XML do…KEVEPSS 100%analysed

Source: NIST National Vulnerability Database (record CVE-2019-17554), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.