How severe is CVE-2016-9109?

CVE-2016-9109 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2016-9109 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-9109?

CVE-2016-9109 affects Artifex Mujs. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-9109?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2016-9109 published?

CVE-2016-9109 was published on 2017-01-18 and last updated on 2026-06-17.

CVE-2016-9109

CVE-2016-9109 is a high-severity vulnerability in Artifex Mujs with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-125.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-125
Affected product: Artifex Mujs
Published: 2017-01-18
Last modified: 2026-06-17

Description

Artifex Software MuJS allows attackers to cause a denial of service (crash) via vectors related to incomplete escape sequences. NOTE: this vulnerability exists due to an incomplete fix for CVE-2016-7563.

Frequently asked questions

What is CVE-2016-9109?: Artifex Software MuJS allows attackers to cause a denial of service (crash) via vectors related to incomplete escape sequences. NOTE: this vulnerability exists due to an incomplete fix for CVE-2016-7563.
How severe is CVE-2016-9109?: CVE-2016-9109 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2016-9109 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-9109?: CVE-2016-9109 affects Artifex Mujs. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-9109?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2016-9109 published?: CVE-2016-9109 was published on 2017-01-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:artifex:mujs:-:*:*:*:*:*:*:*

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