CVE Explorer
CVE-2026-34181
Issue Summary: The PKCS#12 file processing fails to perform sufficient input
validation for files that use Password-Based Message Authentication Code 1
(PBMAC1) integrity mechanism allowing a certificate and private key forgery.
Impact Summary: An attacker impersonating a user can cause a service reading
PKCS#12 files to accept forged certificates and private keys with a 1 in 256
probability.
If a service accepting PKCS#12 files is using passwords for authenticating
the received files, the att
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"OpenSSL","vendor":"OpenSSL","versions":[{"lessThan":"4.0.1","status":"affected","version":"4.0.0","versionType":"semver"},{"lessThan":"3.6.3","status":"affected","version":"3.6.0","versionType":"semver"},{"lessThan":"3.5.7","status":"affected","version":"3.5.0","versionType":"semver"},{"lessThan":"3.4.6","status":"affected","version":"3.4.0","versionType":"semver"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:9325b8ce1b8dc190dadff0c9664c8f398e7c5a212d7e34bc47e945a6b2627510 · sha256:5f0eb4393cb753fe… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.4,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:9325b8ce1b8dc190dadff0c9664c8f398e7c5a212d7e34bc47e945a6b2627510 · sha256:5f0eb4393cb753fe… · /containers/adp/0/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-354","description":"CWE-354 Improper Validation of Integrity Check Value","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:9325b8ce1b8dc190dadff0c9664c8f398e7c5a212d7e34bc47e945a6b2627510 · sha256:5f0eb4393cb753fe… · /containers/cna/problemTypes/0/descriptions/0
Source references
5 source assertions{"name":"4.0.1 git commit","tags":["patch"],"url":"https://github.com/openssl/openssl/commit/0300eb9ddce7a0895bf301a4b0c03a9da2313a0f"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:9325b8ce1b8dc190dadff0c9664c8f398e7c5a212d7e34bc47e945a6b2627510 · sha256:5f0eb4393cb753fe… · /containers/cna/references/1
{"name":"3.4.6 git commit","tags":["patch"],"url":"https://github.com/openssl/openssl/commit/79eb76a937e474bb7610a0a3dc57131dc8dc6610"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:9325b8ce1b8dc190dadff0c9664c8f398e7c5a212d7e34bc47e945a6b2627510 · sha256:5f0eb4393cb753fe… · /containers/cna/references/4
{"name":"3.5.7 git commit","tags":["patch"],"url":"https://github.com/openssl/openssl/commit/85dcbb3abaa4878af5c8fbbe11bce708fcf984a7"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:9325b8ce1b8dc190dadff0c9664c8f398e7c5a212d7e34bc47e945a6b2627510 · sha256:5f0eb4393cb753fe… · /containers/cna/references/3
{"name":"3.6.3 git commit","tags":["patch"],"url":"https://github.com/openssl/openssl/commit/ec36f2417c4ddd8cabce4b4a60a3d7a7365f2d81"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:9325b8ce1b8dc190dadff0c9664c8f398e7c5a212d7e34bc47e945a6b2627510 · sha256:5f0eb4393cb753fe… · /containers/cna/references/2
{"name":"OpenSSL Advisory","tags":["vendor-advisory"],"url":"https://openssl-library.org/news/secadv/20260609.txt"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:9325b8ce1b8dc190dadff0c9664c8f398e7c5a212d7e34bc47e945a6b2627510 · sha256:5f0eb4393cb753fe… · /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.