CVE-2018-14690: An issue was discovered in Subsonic 6.1.1

Routine

MEDIUM 6.1DOWNGRADE

CVE-2018-14690 is a medium-severity flaw (CVSS 6.1) affecting subsonic. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in Subsonic 6.1.1. The general settings are affected by two stored cross-site scripting vulnerabilities in the title and subtitle parameters to generalSettings.view that could be used to steal session information of a victim.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.7% (top 48%)
CISA exploited list	No
Weakness	CWE-79
Published	2018-09-21
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: subsonic

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2018-09-21 16:29 UTCPublished CVE record published
2026-06-17 01:41 UTCUpdated Record last modified

subsonic subsonic DOWNGRADE

Affected: 6.1.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.1.1

1. Check installed version

apt-cache policy subsonic || rpm -q subsonic || subsonic --version

2. No fixed release: DOWNGRADE to a release before 6.1.1 (Debian / Ubuntu)

apt-cache madison subsonic sudo apt install subsonic=<VERSION_BEFORE_6.1.1> sudo apt-mark hold subsonic

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list subsonic sudo dnf downgrade subsonic-<VERSION_BEFORE_6.1.1> sudo dnf versionlock add subsonic

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2018-14690?

subsonic: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-14690 being exploited?

CVE-2018-14690 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2018-14690 affect?

CVE-2018-14690 affects subsonic. Severity is medium (CVSS 6.1). An issue was discovered in Subsonic 6.1.1. The general settings are affected by two stored cross-site scripting vulnerabilities in the title and subtitle parameters to generalSettings.view that could be used to steal session information of

How urgent is CVE-2018-14690?

Priority 39/100. Public exploit reference

Related CVEs

CVE-2018-9282 MEDIUM 6.1 DOWNGRADE An XSS issue was discovered in Subsonic Media Server 6.1.1
CVE-2018-6014 MEDIUM 6.5 DOWNGRADE Subsonic v6.1.3 has an insecure allow-access-from domain="*" Flash cross-domain policy that allows an attacker
CVE-2018-20228 HIGH 8.0 DOWNGRADE Subsonic V6.1.5 allows internetRadioSettings.view streamUrl CSRF, with resultant SSRF.
CVE-2018-14691 MEDIUM 6.1 DOWNGRADE An issue was discovered in Subsonic 6.1.1
CVE-2018-14689 MEDIUM 6.1 DOWNGRADE An issue was discovered in Subsonic 6.1.1

References

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