CVE-2014-8166: The browsing feature in the server in CUPS does not filter ANSI escape sequences from shared printer names, wh

Q: How do I fix CVE-2014-8166?

cups: upgrade to 1.6. Exact commands for each OS are on this page.

Q: Is CVE-2014-8166 being exploited?

CVE-2014-8166 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2014-8166 affect?

CVE-2014-8166 affects cups. Severity is high (CVSS 8.8). The browsing feature in the server in CUPS does not filter ANSI escape sequences from shared printer names, which might allow remote attackers to execute arbitrary code via a crafted printer name.

This month

HIGH 8.8UPGRADE

CVE-2014-8166 is a high-severity flaw (CVSS 8.8) affecting cups. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The browsing feature in the server in CUPS does not filter ANSI escape sequences from shared printer names, which might allow remote attackers to execute arbitrary code via a crafted printer name.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	3.7% (top 10%)
CISA exploited list	No
Weakness	CWE-20
Published	2018-01-12
Last modified	2026-06-17

Publisher (CNA): Red Hat, Inc. · Vendor: cups

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

Am I affected?

Timeline

2018-01-12 17:29 UTCPublished CVE record published
2026-06-17 00:16 UTCUpdated Record last modified

cups cups UPGRADE

Affected: < 1.6

Fixed in: 1.6

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 1.6 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade cups

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade cups

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2014-8166?

cups: upgrade to 1.6. Exact commands for each OS are on this page.

Is CVE-2014-8166 being exploited?

CVE-2014-8166 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-2014-8166 affect?

CVE-2014-8166 affects cups. Severity is high (CVSS 8.8). The browsing feature in the server in CUPS does not filter ANSI escape sequences from shared printer names, which might allow remote attackers to execute arbitrary code via a crafted printer name.

How urgent is CVE-2014-8166?

Priority 53/100. High severity

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CVE-2026-41079 MEDIUM 4.3 UPGRADE OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems
CVE-2026-39314 MEDIUM 4.0 UPGRADE OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems
CVE-2026-107885 LOW 3.3 UPGRADE OpenPrinting CUPS through 2.4.20 contains a resource-exhaustion vulnerability in the submission-timeout handli

References

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