High

Heap-based Buffer Overflow in Adobe Media Encoder

IdentifiersCVE-2025-27195CWE-122· Heap-based Buffer Overflow

CVE-2025-27195 is a heap-based buffer overflow vulnerability in Adobe Media Encoder affecting version 25.1 and version 24.6.4 and earlier. The flaw can be triggered by opening a specially crafted malicious media file, causing memory corruption in heap-allocated data structures. Successful exploitation may result in arbitrary code execution in the security context of the current user.

For your environment

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ANALYST BRIEF

Impact, mitigation & remediation

What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.

Impact

What an attacker gets, and what they’ve been doing with it.

Successful exploitation can allow arbitrary code execution on the affected system in the context of the logged-in user. This can enable compromise of confidentiality, integrity, and availability, including execution of attacker-controlled payloads, access to user-accessible data, and further post-exploitation activity subject to the privileges of the current user.

Mitigation

If you can’t patch tonight, do this now.

Primary mitigation is prompt installation of the vendor update. Until patching is completed, reduce exposure by preventing users from opening untrusted or unexpected media files and limiting processing of externally supplied content in vulnerable Media Encoder installations.

Remediation

Patch, then assume compromise.

Adobe has released security updates to address this vulnerability. Affected installations should be upgraded to Adobe Media Encoder version 24.6.5 or 25.2, as appropriate for the deployed release branch.

PUBLIC EXPLOITS

Exploits

No public exploits tracked yet. Mallory keeps watching.

VALID 0 / 0 TOTALView more in app

No public exploit code observed for this vulnerability.

EXPOSURE SURFACE

Affected products & vendors

Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.

VendorProductType

AdobeMedia Encoderapplication

Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.

ACTIVITY FEED

Recent activity

2 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

2 SOURCESView more in app

csirt skNews

Apr 22, 2025

Kritické bezpečnostné zraniteľnosti v produktoch Adobe | CSIRT.SK

Adobe Media Encoder heap buffer overflow vulnerability exploitable via crafted files for remote code execution.

adobe-security-bulletinsNews

Apr 8, 2025

Adobe Security Bulletin

A critical heap-based buffer overflow vulnerability in Adobe Media Encoder that could allow arbitrary code execution.

What this page doesn’t show

The version that knows your environment.

This page is what’s public. Mallory adds the parts that aren’t: which of your assets are affected, which adversaries are exploiting it right now, which detections to deploy, and what to do tonight.

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Exposure mapping

Query your assets running an affected version, and investigate the blast radius.

Threat actor evidence

Every observed campaign linking this CVE to a named adversary.

Associated malware

Malware families riding this exploit, with evidence and IOCs.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

Vendor-by-vendor mapping

Cross-references every affected SKU, including bundled OEM variants.

Social activity