How severe is CVE-2026-48291?

CVE-2026-48291 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-2026-48291 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-48291?

CVE-2026-48291 affects Adobe Format Plugins. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-48291?

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.

Does CVE-2026-48291 have an EU (EUVD) identifier?

Yes. CVE-2026-48291 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-35835.

When was CVE-2026-48291 published?

CVE-2026-48291 was published on 2026-06-09 and last updated on 2026-06-17.

CVE-2026-48291

CVE-2026-48291 is a high-severity vulnerability in Adobe Format Plugins 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-122.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-35835
Weakness: CWE-122
Affected product: Adobe Format Plugins
Published: 2026-06-09
Last modified: 2026-06-17

Description

Format Plugins versions 1.1.2 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Frequently asked questions

What is CVE-2026-48291?: Format Plugins versions 1.1.2 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
How severe is CVE-2026-48291?: CVE-2026-48291 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-2026-48291 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-48291?: CVE-2026-48291 affects Adobe Format Plugins. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-48291?: 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.
Does CVE-2026-48291 have an EU (EUVD) identifier?: Yes. CVE-2026-48291 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-35835.
When was CVE-2026-48291 published?: CVE-2026-48291 was published on 2026-06-09 and last updated on 2026-06-17.

References

https://helpx.adobe.com/security/products/formatplugins/apsb26-65.html

Affected products (1)

cpe:2.3:a:adobe:format_plugins:*:*:*:*:*:*:*:*

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CVE-2026-48292 — High (CVSS 7.8): Format Plugins versions 1.1.2 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could result…
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