How severe is CVE-2026-55628?

CVE-2026-55628 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-55628 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-55628?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-55628 published?

CVE-2026-55628 was published on 2026-07-01 and last updated on 2026-07-02.

CVE-2026-55628

CVE-2026-55628 is a medium-severity vulnerability with a CVSS 3.x base score of 5.5. 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-73.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-73
Published: 2026-07-01
Last modified: 2026-07-02

Description

In versions prior to 7.1.2-26he, the `-concatenate` operation is missing policy checks, potentially resulting in both reading and writing to paths disallowed by the security policy. This issue has been fixed in version 7.1.2-26.

Frequently asked questions

What is CVE-2026-55628?: In versions prior to 7.1.2-26he, the `-concatenate` operation is missing policy checks, potentially resulting in both reading and writing to paths disallowed by the security policy. This issue has been fixed in version 7.1.2-26.
How severe is CVE-2026-55628?: CVE-2026-55628 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-55628 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-55628?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-55628 published?: CVE-2026-55628 was published on 2026-07-01 and last updated on 2026-07-02.

References

https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-82mp-vp5c-9pf7

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