The JIRA Workflow Designer Plugin in Atlassian JIRA Server before 6.3.0 improperly uses an XML parser and deserializer, which allows remote…

Published 9 y ago 2017-04-10 · modified 4 mo ago 2026-06-17 · JSON

CVSS

9.8

v3.0 · NVD

CISA KEV

not known exploited

EPSS

16.2%

percentile 97%

Public exploits

none known · Nuclei check

The JIRA Workflow Designer Plugin in Atlassian JIRA Server before 6.3.0 improperly uses an XML parser and deserializer, which allows remote attackers to execute arbitrary code, read arbitrary files, or cause a denial of service via a crafted serialized Java object.

Exploit prediction (EPSS)

16.24% probability of exploitation in the next 30 days, higher than 97% of all scored CVEs.

Exploits and detections

Nuclei template JIRA Workflow Designer Plugin in Atlassian JIRA Server > 6.3.0 - Remote Code Execution (XXE) · nuclei detection template

CVSS scores

Assigned by	Version	Score	Vector
NVD	3.0	9.8	`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`
NVD	2.0	7.5	`AV:N/AC:L/Au:N/C:P/I:P/A:P`

Classification

Weakness

CWE-502 Deserialization of Untrusted Data

References

jira.atlassian.com /browse/JRASERVER-64077 · x_refsource_CONFIRM, x_transferred
kb.cert.org /vuls/id/307983 · third-party-advisory, x_refsource_CERT-VN, x_transferred
securityfocus.com /bid/97379 · vdb-entry, x_refsource_BID, x_transferred
codewhitesec.blogspot.com /2017/04/amf.html · x_refsource_MISC, x_transferred
confluence.atlassian.com /jira063/jira-security-advisory-2017-03-09-875604401.html · x_refsource_CONFIRM, x_transferred

Sources

CVE List: CVE-2017-5983
NVD: CVE-2017-5983

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.