CVE-2016-11070: mattermost mattermost_server Cross-site Scripting
CVSS: 5.4v3.1MediumModified
AliasesGHSA-h8qw-xqm9-q66jGO-2025-4050
Published 19-06-2020Last modified 06-08-2024
Vulnerability summary
CVE-2016-11070 is a medium (CVSS 5.4) Cross-site Scripting vulnerability in mattermost mattermost_server. EPSS estimates a 0.56% chance of exploitation in the next 30 days, higher than 45.6% of scored vulnerabilities.
CVSS score
5.4/10
010
Medium · v3.1 (NVD)EPSS score
0.56%
0%100%
Low · +0.01 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 2 · Related 2Timeline
- 19-06-2020PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
An issue was discovered in Mattermost Server before 3.1.0. It allows XSS via theme color-code values.
CVSS metrics
3 scores · 2 sources · 2 versionsMedium 5.4Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:NSourcesAll 2 agree
- OSV · GoEcosystem advisory · calculated5.4MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Low 3.5Preferred score · NVD (NIST)
AV:N/AC:M/Au:S/C:N/I:P/A:NSourcesSingle source
EPSS trend
Probability
0.56%
Chance of exploitation in the next 30 days
Percentile
46%
Versus all other CVEs
30-day change
+0.01 pp
From 0.56% on 20-09-2026
20-09-202620-10-2026
EPSS score0.56%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Github.com/mattermost1 product
- mattermost-server< 3.1.0 | < 3.1.0+incompatible
Mattermost1 product
- mattermost_server< 3.1.0
2 vendors · 2 products
