How severe is CVE-2021-42533?

CVE-2021-42533 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-42533 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-42533?

CVE-2021-42533 affects Adobe Bridge. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-42533?

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-2021-42533 published?

CVE-2021-42533 was published on 2022-03-16 and last updated on 2026-06-17.

CVE-2021-42533

CVE-2021-42533 is a high-severity vulnerability in Adobe Bridge with a CVSS 3.x base score of 7.8. 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-415.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-415
Affected product: Adobe Bridge
Published: 2022-03-16
Last modified: 2026-06-17

Description

Adobe Bridge version 11.1.1 (and earlier) is affected by a double free vulnerability when parsing a crafted DCM file, which could result in arbitrary code execution in the context of the current user. This vulnerability requires user interaction to exploit.

Frequently asked questions

What is CVE-2021-42533?: Adobe Bridge version 11.1.1 (and earlier) is affected by a double free vulnerability when parsing a crafted DCM file, which could result in arbitrary code execution in the context of the current user. This vulnerability requires user interaction to exploit.
How severe is CVE-2021-42533?: CVE-2021-42533 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-42533 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-42533?: CVE-2021-42533 affects Adobe Bridge. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-42533?: 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-2021-42533 published?: CVE-2021-42533 was published on 2022-03-16 and last updated on 2026-06-17.

References

https://helpx.adobe.com/security/products/bridge/apsb21-94.html

Affected products (1)

cpe:2.3:a:adobe:bridge:*:*:*:*:*:*:*:*

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