CVE-2017-18102 — The wiki markup component of atlassian-renderer from version 8.0.0 before version 8.0.22 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in nested wiki markup

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MEDIUM

The wiki markup component of atlassian-renderer from version 8.0.0 before version 8.0.22 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in nested wiki markup

Published Apr 17, 2018

5.4

MEDIUM

CVSS 3.1

EPSS 0.92%

Description

The wiki markup component of atlassian-renderer from version 8.0.0 before version 8.0.22 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in nested wiki markup.

Affected products

Vendor Atlassian Product Atlassian-Renderer Default
n/a
- Version
  8.0.0
  Status
  affected
  Constraints
  <unspecified
- Version
  unspecified
  Status
  affected
  Constraints
  <8.0.22

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

Atlassian-Renderer

n/a

Version	Status	Constraints
8.0.0	affected	<unspecified
unspecified	affected	<8.0.22

Remediation

No remediation recorded yet.

Metrics

0.92% 0.00915

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.

EPSS probability 0.00915

Score over time

2021–2026

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Percentile over time

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Table of values (9 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 3, 2026	0.92% (0.00915)	58.77th	v5 (v2026.06.15)
Sep 20, 2026	0.92% (0.00921)	58.77th	v5 (v2026.06.15)
Jul 20, 2024	0.07% (0.00065)	29.05th	v3 (v2023.03.01)
Jul 17, 2024	0.07% (0.00065)	29.05th	v3 (v2023.03.01)
Mar 7, 2023	0.07% (0.00066)	27.02th	v3 (v2023.03.01)
Mar 6, 2023	1.05% (0.01055)	52.13th	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	v5 (v2026.06.15)
Apr 14, 2021	0.78% (0.00785)	0.00th	v1

Weaknesses (1)

CWE-79

Cross-site Scripting (XSS)

References (2)

https://jira.atlassian.com/browse/JRASERVER-67108
x_refsource_CONFIRMIssue TrackingVendor Advisory
https://jira.atlassian.com/browse/RNDR-153
x_refsource_CONFIRMPermissions Required

Link	Providers	Tags
https://jira.atlassian.com/browse/JRASERVER-67108		x_refsource_CONFIRMIssue TrackingVendor Advisory
https://jira.atlassian.com/browse/RNDR-153		x_refsource_CONFIRMPermissions Required