openssl_encrypt before 1.4.9 fails to validate the total field from QR JSON payloads before materializing ranges. Attackers can supply crafted QR images with extremely large total values to trigger unbounded memory allocation and cause denial of service through out-of-memory conditions.

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Fixes

Solution

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Workaround

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History

Thu, 27 Aug 2026 18:00:00 +0000

Type Values Removed Values Added
First Time appeared Jahlives
Jahlives openssl Encrypt
Vendors & Products Jahlives
Jahlives openssl Encrypt
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 27 Aug 2026 16:45:00 +0000

Type Values Removed Values Added
Description openssl_encrypt before 1.4.9 fails to validate the total field from QR JSON payloads before materializing ranges. Attackers can supply crafted QR images with extremely large total values to trigger unbounded memory allocation and cause denial of service through out-of-memory conditions.
Title openssl_encrypt before 1.4.9 Denial of Service via QR total field
Weaknesses CWE-789
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-08-27T18:31:59.123Z

Reserved: 2026-08-27T11:12:00.889Z

Link: CVE-2026-81693

cve-icon Vulnrichment

Updated: 2026-08-27T18:31:54.360Z

cve-icon NVD

Status : Received

Published: 2026-08-27T17:20:59.297

Modified: 2026-08-27T20:18:52.923

Link: CVE-2026-81693

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-27T18:45:04Z

Weaknesses