CVE-2026-21352
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedDNG SDK versions 1.7.1 2410 and earlier are affected by an out-of-bounds write 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.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · high confidenceThe DNG SDK versions 1.7.1 2410 and earlier contain an out-of-bounds write vulnerability in its DNG (Digital Negative) image file parsing functionality. An attacker can trigger arbitrary code execution by crafting a malicious DNG file that exploits improper bounds checking during file processing, requiring the victim to open the file.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data< 1.7.2CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Local
- Complexity
- Low
- Privileges
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Identify products using the DNG SDKSearch your software inventory or dependencies for applications or libraries that incorporate Adobe DNG SDK. This may include image processing software, cameras, or custom applications that handle DNG files.Affected if Any product or library that bundles or depends on the Adobe DNG SDK is present
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Determine the installed DNG SDK versionCheck the version of the DNG SDK library (typically named something like dng_sdk.lib, dng_sdk.a, or similar) included with the product. Consult the product's documentation, about dialog, or check the binary's version resource if available.Affected if The DNG SDK version is 1.7.1 2410 or earlier, or any version prior to 1.7.2
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Confirm DNG file processing is enabledDetermine whether the affected product has functionality to open, parse, or process DNG image files. This may be a built-in feature or an optional plugin/module.Affected if The product can process DNG files and the SDK version is in the affected range
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Check for presence of untrusted DNG file handlingReview configuration or logs to see if the product processes DNG files from external or untrusted sources, such as user-uploaded files, network imports, or files from untrusted photographers.Affected if DNG files from potentially untrusted sources can be processed by the vulnerable SDK version
You are affected if any product in your environment uses the Adobe DNG SDK version 1.7.1 2410 or earlier and that product processes DNG files.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
dbcve · scoped1.7.2
Users should avoid opening DNG files from untrusted sources until a patch is available. Organizations using the DNG SDK in their products should monitor for vendor updates and consider implementing file validation and sandboxing as defense-in-depth measures.
DNG SDK 1.7.2
- Identify all applications and systems that use the DNG Software Development Kit
- Determine the current version of DNG SDK in use by checking library files or dependency manifests
- Download DNG SDK version 1.7.2 from Adobe's official helpx.adobe.com repository
- Replace the vulnerable SDK library files with the fixed version 1.7.2
- Rebuild and recompile any applications that link against the DNG SDK
- Re-test applications to verify functionality remains intact after the update
- Redeploy updated applications to all affected systems
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation4.0 h
- Implementation16.0 h
- Testing12.0 h
- Review / QA6.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2026-21352 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2026-21352 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
- No spam, self-promotion, credentials, or personal data