CVE Explorer
CVE-2026-5264
Heap buffer overflow in DTLS 1.3 ACK message processing. A remote attacker can send a crafted DTLS 1.3 ACK message that triggers a heap buffer overflow.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"wolfSSL","programFiles":["src/dtls13.c"],"repo":"https://github.com/wolfSSL/wolfssl","vendor":"wolfSSL","versions":[{"lessThan":"5.9.1","status":"affected","version":"0","versionType":"semver"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:7b85233208a9e145d5399c5da7881511ce42d23b5dc9448ac2349842b092a4df · sha256:b6aea10e1f3e53d6… · /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":8.3,"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:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact…
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:7b85233208a9e145d5399c5da7881511ce42d23b5dc9448ac2349842b092a4df · sha256:b6aea10e1f3e53d6… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-122","description":"CWE-122 Heap-based Buffer Overflow","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:7b85233208a9e145d5399c5da7881511ce42d23b5dc9448ac2349842b092a4df · sha256:b6aea10e1f3e53d6… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"url":"https://github.com/wolfssl/wolfssl/pull/10076"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:7b85233208a9e145d5399c5da7881511ce42d23b5dc9448ac2349842b092a4df · sha256:b6aea10e1f3e53d6… · /containers/cna/references/0
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.