PYSEC-2026-3977

vendorUSosv

view advisory published 2026-08-17Licence: CC-BY-4.0

openssl_encrypt versions before 1.4.0 configure CORS with allow_origins set to wildcard and allow_credentials enabled to true. Attackers can create malicious websites that make authenticated cross-origin requests to the API on behalf of any user who visits them.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2026-74881US	critical9.3OT elevated	0.36% (30th)	—	2026-08-17
openssl_encrypt versions before 1.4.0 configure CORS with allow_origins set to wildcard and allow_credentials enabled to true. Attackers can create malicious websites that make aut…

references

External citations — patches, advisories, analysis.

https://github.com/jahlives/openssl_encrypt/security/advisories/GHSA-c65f-x25w-62jvADVISORY
https://www.vulncheck.com/advisories/openssl-encrypt-before-cors-misconfiguration-via-wildcard-originsADVISORY

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