CVE Explorer

CVE-2026-11999

X.509 trust-chain bypass (path-depth exhaustion) in the OpenSSL compatibility certificate verifier (wolfSSL_X509_verify_cert()). This affects only builds with --enable-opensslextra whose application calls X509_verify_cert() with caller-supplied untrusted intermediates; for those users it is critical, otherwise the library is unaffected. Native wolfSSL TLS/DTLS usage is not impacted. X509_verify_cert() returned success based only on the last verified link rather than on reaching a trust anchor: w

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:2bc15eece793b3343eeb8f5c61a66f7028662619dd8a6831fc14c654dd519757

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"collectionURL":"https://github.com/wolfSSL/wolfssl","defaultStatus":"unaffected","product":"wolfSSL","vendor":"wolfSSL","versions":[{"lessThanOrEqual":"5.9.1","status":"affected","version":"5.7.4","versionType":"semver"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:896601f2648660a9fd74827f069cc58b00ffaa824d8cbe8bb1321de09ee2efcb · sha256:a958d54a76472473… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":8.2,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact…

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:896601f2648660a9fd74827f069cc58b00ffaa824d8cbe8bb1321de09ee2efcb · sha256:a958d54a76472473… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion

{"cweId":"CWE-295","description":"CWE-295 Improper Certificate Validation","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:896601f2648660a9fd74827f069cc58b00ffaa824d8cbe8bb1321de09ee2efcb · sha256:a958d54a76472473… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions

{"tags":["patch"],"url":"https://github.com/wolfSSL/wolfssl/pull/10674"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:896601f2648660a9fd74827f069cc58b00ffaa824d8cbe8bb1321de09ee2efcb · sha256:a958d54a76472473… · /containers/cna/references/0

{"url":"https://www.wolfssl.com/docs/security-vulnerabilities/"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:896601f2648660a9fd74827f069cc58b00ffaa824d8cbe8bb1321de09ee2efcb · sha256:a958d54a76472473… · /containers/cna/references/1

Attribution and limitations

CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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