How severe is CVE-2017-11303?

CVE-2017-11303 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-2017-11303 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-11303?

CVE-2017-11303 affects Adobe Photoshop. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-11303?

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-2017-11303 published?

CVE-2017-11303 was published on 2017-12-09 and last updated on 2026-06-17.

CVE-2017-11303

CVE-2017-11303 is a critical-severity vulnerability in Adobe Photoshop 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-119.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 8% (94th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Adobe Photoshop
Published: 2017-12-09
Last modified: 2026-06-17

Description

An issue was discovered in Adobe Photoshop 18.1.1 (2017.1.1) and earlier versions. An exploitable memory corruption vulnerability exists. Successful exploitation could lead to arbitrary code execution.

Frequently asked questions

What is CVE-2017-11303?: An issue was discovered in Adobe Photoshop 18.1.1 (2017.1.1) and earlier versions. An exploitable memory corruption vulnerability exists. Successful exploitation could lead to arbitrary code execution.
How severe is CVE-2017-11303?: CVE-2017-11303 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-2017-11303 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-11303?: CVE-2017-11303 affects Adobe Photoshop. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-11303?: 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-2017-11303 published?: CVE-2017-11303 was published on 2017-12-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:adobe:photoshop:*:*:*:*:*:*:*:*

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