CVE-2018-13391 — The ProfileLinkUserFormat component of Jira Server before version 7.6.8, from version 7.7.0 before version 7.7.5, from version 7.8.0 before version 7.8.5, from version 7.9.0 before version 7.9.3, from version 7.10.0 before version 7.10.3 and from version 7.11.0 before version 7.11.2 allows remote attackers who can access & view an issue to obtain the email address of the reporter and assignee user of an issue despite the configured email visibility setting being set to hidden

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MEDIUM

The ProfileLinkUserFormat component of Jira Server before version 7.6.8, from version 7.7.0 before version 7.7.5, from version 7.8.0 before version 7.8.5, from version 7.9.0 before version 7.9.3, from version 7.10.0 before version 7.10.3 and from version 7.11.0 before version 7.11.2 allows remote attackers who can access & view an issue to obtain the email address of the reporter and assignee user of an issue despite the configured email visibility setting being set to hidden

Published Aug 28, 2018

5.3

MEDIUM

CVSS 3.0

EPSS 1.80%

Description

The ProfileLinkUserFormat component of Jira Server before version 7.6.8, from version 7.7.0 before version 7.7.5, from version 7.8.0 before version 7.8.5, from version 7.9.0 before version 7.9.3, from version 7.10.0 before version 7.10.3 and from version 7.11.0 before version 7.11.2 allows remote attackers who can access & view an issue to obtain the email address of the reporter and assignee user of an issue despite the configured email visibility setting being set to hidden.

Affected products

Vendor Atlassian Product Jira Default
n/a
- Version
  7.10.0
  Status
  affected
  Constraints
  <unspecified
- Version
  7.11.0
  Status
  affected
  Constraints
  <unspecified
- Version
  7.7.0
  Status
  affected
  Constraints
  <unspecified
- Version
  7.8.0
  Status
  affected
  Constraints
  <unspecified
- Version
  7.9.0
  Status
  affected
  Constraints
  <unspecified
- Version
  unspecified
  Status
  affected
  Constraints
  <7.10.3
- Version
  unspecified
  Status
  affected
  Constraints
  <7.11.2
- Version
  unspecified
  Status
  affected
  Constraints
  <7.6.8
- Version
  unspecified
  Status
  affected
  Constraints
  <7.7.5
- Version
  unspecified
  Status
  affected
  Constraints
  <7.8.5
- Version
  unspecified
  Status
  affected
  Constraints
  <7.9.3

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Atlassian

Jira

n/a

Version	Status	Constraints
7.10.0	affected	<unspecified
7.11.0	affected	<unspecified
7.7.0	affected	<unspecified
7.8.0	affected	<unspecified
7.9.0	affected	<unspecified
unspecified	affected	<7.10.3
unspecified	affected	<7.11.2
unspecified	affected	<7.6.8
unspecified	affected	<7.7.5
unspecified	affected	<7.8.5
unspecified	affected	<7.9.3

Remediation

No remediation recorded yet.

Metrics

1.80% 0.01796

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.

EPSS probability 0.01796

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 2, 2026	1.80% (0.01796)	77.66th	v5 (v2026.06.15)
Jun 15, 2026	1.80% (0.01796)	75.52th	v5 (v2026.06.15)
Jul 20, 2024	0.12% (0.00118)	46.42th	v3 (v2023.03.01)
Jan 19, 2024	0.12% (0.00116)	45.42th	v3 (v2023.03.01)
Mar 7, 2023	0.14% (0.00138)	47.50th	v3 (v2023.03.01)
Mar 6, 2023	1.05% (0.01055)	52.13th	v2 (v2022.01.01)
Sep 17, 2022	1.05% (0.01055)	50.47th	v2 (v2022.01.01)
Apr 1, 2022	1.05% (0.01055)	48.43th	v2 (v2022.01.01)
Feb 4, 2022	1.05% (0.01055)	27.52th	v2 (v2022.01.01)
Feb 3, 2022	0.78% (0.00785)	22.12th	v1
Jan 6, 2022	0.78% (0.00785)	21.52th	v1
Sep 1, 2021	0.78% (0.00785)	52.07th	v1
Apr 14, 2021	0.78% (0.00785)	0.00th	v1

Weaknesses (1)

CWE-200

Exposure of Sensitive Information

References (2)

http://www.securityfocus.com/bid/105165
vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
https://jira.atlassian.com/browse/JRASERVER-67750
x_refsource_CONFIRMIssue TrackingVendor Advisory

Link	Providers	Tags
http://www.securityfocus.com/bid/105165		vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
https://jira.atlassian.com/browse/JRASERVER-67750		x_refsource_CONFIRMIssue TrackingVendor Advisory