How severe is CVE-2019-16549?

CVE-2019-16549 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-16549 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-16549?

CVE-2019-16549 affects Jenkins Maven. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-16549?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2019-16549 published?

CVE-2019-16549 was published on 2019-12-17 and last updated on 2026-06-17.

CVE-2019-16549

CVE-2019-16549 is a high-severity vulnerability in Jenkins Maven with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-611.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 6.8
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-611
Affected product: Jenkins Maven
Published: 2019-12-17
Last modified: 2026-06-17

Description

Jenkins Maven Release Plugin 0.16.1 and earlier does not configure the XML parser to prevent XML external entity (XXE) attacks, allowing man-in-the-middle attackers to have Jenkins parse crafted XML documents.

Frequently asked questions

What is CVE-2019-16549?: Jenkins Maven Release Plugin 0.16.1 and earlier does not configure the XML parser to prevent XML external entity (XXE) attacks, allowing man-in-the-middle attackers to have Jenkins parse crafted XML documents.
How severe is CVE-2019-16549?: CVE-2019-16549 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-16549 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-16549?: CVE-2019-16549 affects Jenkins Maven. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-16549?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-16549 published?: CVE-2019-16549 was published on 2019-12-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jenkins:maven:*:*:*:*:*:jenkins:*:*

More vulnerabilities in Jenkins Maven

CVE-2019-16550 — High (CVSS 8.8): A cross-site request forgery vulnerability in a connection test form method in Jenkins Maven Release Plugin 0.16.1 and…
CVE-2019-10358 — Medium (CVSS 6.5): Jenkins Maven Integration Plugin 3.3 and earlier did not apply build log decorators to module builds, potentially…
CVE-2017-1000397 — Medium (CVSS 5.9): Jenkins Maven Plugin 2.17 and earlier bundled a version of the commons-httpclient library with the vulnerability…

All CVEs affecting Jenkins Maven →

Other CWE-611 (Improper Restriction of XML External Entity Reference (XXE)) vulnerabilities

CVE-2022-22486 — Critical (CVSS 10.0): IBM Tivoli Workload Scheduler 9.4, 9.5, and 10.1 is vulnerable to an XML External Entity Injection (XXE) attack when…
CVE-2019-14678 — Critical (CVSS 10.0): SAS XML Mapper 9.45 has an XML External Entity (XXE) vulnerability that can be leveraged by malicious attackers in…
CVE-2015-9280 — Critical (CVSS 10.0): MailEnable before 8.60 allows XXE via an XML document in the request.aspx Options parameter.
CVE-2018-1000838 — Critical (CVSS 10.0): autopsy version <= 4.9.0 contains a XML External Entity (XXE) vulnerability in CaseMetadata XML Parser that can result…
CVE-2018-1000837 — Critical (CVSS 10.0): UML Designer version <= 8.0.0 contains a XML External Entity (XXE) vulnerability in XML parser for plugins that can…
CVE-2018-1000835 — Critical (CVSS 10.0): KeePassDX version <= 2.5.0.0beta17 contains a XML External Entity (XXE) vulnerability in kdbx file parser that can…

Browse all CWE-611 (Improper Restriction of XML External Entity Reference (XXE)) vulnerabilities →