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CVE-2026-47971 Adobe CVE debrief

CVE-2026-47971 is a Stack-based Buffer Overflow vulnerability in Adobe Media Encoder. The vulnerability could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction, as a victim must open a malicious file. This vulnerability has a CVSS score of 7.8 and a CVSS severity of HIGH. The CVSS vector is CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. The CWE associated with this vulnerability is CWE-121. Users of Adobe Media Encoder versions 25.6.5 and earlier, as well as 26.2.2 and earlier, should apply the necessary updates to prevent potential arbitrary code execution.

Vendor
Adobe
Product
Adobe Media Encoder
CVSS
HIGH 7.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-07-14
Original CVE updated
2026-07-17
Advisory published
2026-07-14
Advisory updated
2026-07-17

Who should care

Users of Adobe Media Encoder versions 25.6.5 and earlier, as well as 26.2.2 and earlier, should apply the necessary updates to prevent potential arbitrary code execution. This includes administrators and users who utilize Adobe Media Encoder for video encoding and processing. Additionally, security teams and vulnerability management teams should be aware of this vulnerability and prioritize patching.

Technical summary

The CVE-2026-47971 vulnerability is caused by a Stack-based Buffer Overflow in Adobe Media Encoder. This vulnerability has a CVSS score of 7.8 and a CVSS severity of HIGH. The CVSS vector is CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. The CWE associated with this vulnerability is CWE-121. The vulnerability affects Adobe Media Encoder, which is a critical component for video encoding. Users should verify their current version and check for updates.

Defensive priority

High priority should be given to updating Adobe Media Encoder to a version that is not vulnerable, as the vulnerability could result in arbitrary code execution.

Recommended defensive actions

  • Apply the necessary updates to Adobe Media Encoder
  • Ensure that users do not open malicious files
  • Monitor Adobe Media Encoder usage for suspicious activity
  • Review compensating controls for exposed systems while remediation is scheduled and verified
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record was published on 2026-07-14T21:16:56.980Z and was last modified on 2026-07-17T03:27:15.850Z. The NVD entry is currently Analyzed. The vulnerability affects Adobe Media Encoder, which is a critical component for video encoding. Users should verify their current version and check for updates. The CVE record provides additional details on the vulnerability, including its CVSS score and severity.

Official resources

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-07-14T21:16:56.980Z and has not been modified since then. The NVD entry is currently Analyzed.