How severe is CVE-2017-14626?

CVE-2017-14626 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-14626 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-14626?

CVE-2017-14626 primarily affects Imagemagick. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-14626?

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

When was CVE-2017-14626 published?

CVE-2017-14626 was published on 2017-09-21 and last updated on 2026-06-17.

CVE-2017-14626

CVE-2017-14626 is a critical-severity vulnerability in Imagemagick with a CVSS 3.x base score of 9.8. 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-476.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-476
Affected product: Imagemagick
Published: 2017-09-21
Last modified: 2026-06-17

Description

ImageMagick 7.0.7-0 Q16 has a NULL Pointer Dereference vulnerability in the function sixel_decode in coders/sixel.c.

Frequently asked questions

What is CVE-2017-14626?: ImageMagick 7.0.7-0 Q16 has a NULL Pointer Dereference vulnerability in the function sixel_decode in coders/sixel.c.
How severe is CVE-2017-14626?: CVE-2017-14626 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-14626 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-14626?: CVE-2017-14626 primarily affects Imagemagick. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-14626?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2017-14626 published?: CVE-2017-14626 was published on 2017-09-21 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:a:imagemagick:imagemagick:7.0.7-0:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*

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