PYSEC-2026-3798

vendorUSosv
view advisory published 2026-08-27Licence: CC-BY-4.0

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.

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2026-81693UShigh7.5—
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…
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references

External citations — patches, advisories, analysis.

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