CVE-2026-113812

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{"affected": [{"affectedData": [{"collectionURL": "https://cpan.org/modules", "defaultStatus": "unaffected", "modules": ["Mozilla::CA"], "packageName": "Mozilla-CA", "packageURL": "pkg:cpan/Mozilla-CA", "programFiles": ["lib/Mozilla/CA/cacert.pem"], "repo": "https://github.com/libwww-perl/Mozilla-CA", "versions": [{"lessThan": "20261020", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "9b29abf9-4ab0-4765-b253-1875cd9b441e"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Mozilla::CA versions before 20261020 for Perl provide a CA certificate bundle containing a root linked to compromised intermediates.\n\nThe bundle includes \"emSign ECC Root CA - G3\", which provides a trust path for intermediate certificates whose private keys are publicly available.\n\nAn attacker able to intercept or redirect client traffic may use these keys to impersonate a TLS server.\n\nLWP, HTTP::Tiny and other clients normally use IO::Socket::SSL, which looks for CA certificates in OpenSSL's default locations before falling back to Mozilla::CA.\n\nConfiguration and environment variables can override this selection. Users should check which CA store their client uses. If it uses the system store, check for and install the operating system vendor's updates for this incident."}], "id": "CVE-2026-113812", "lastModified": "2026-10-30T13:18:29.800", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 9.1, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.2, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-113812", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-10-30T12:42:26.835095Z", "version": "2.0.3"}}]}, "published": "2026-10-20T22:19:30.697", "references": [{"source": "9b29abf9-4ab0-4765-b253-1875cd9b441e", "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2083449"}, {"source": "9b29abf9-4ab0-4765-b253-1875cd9b441e", "url": "https://emudhra.we-have-a-problem.com/"}, {"source": "9b29abf9-4ab0-4765-b253-1875cd9b441e", "url": "https://metacpan.org/release/LWP/Mozilla-CA-20261020/changes"}, {"source": "9b29abf9-4ab0-4765-b253-1875cd9b441e", "url": "https://www.openwall.com/lists/oss-security/2026/10/20/1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2026/10/20/36"}], "sourceIdentifier": "9b29abf9-4ab0-4765-b253-1875cd9b441e", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-295"}], "source": "9b29abf9-4ab0-4765-b253-1875cd9b441e", "type": "Secondary"}]}

{"bugzilla": {"description": "perl-mozilla-ca: Mozilla::CA: TLS server impersonation via compromised intermediate certificates", "id": "2556635", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2556635"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.4", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N", "status": "draft"}, "cwe": "CWE-295", "details": ["A flaw was found in Mozilla::CA. The Certificate Authority (CA) bundle includes a root certificate linked to compromised intermediate certificates. A remote attacker capable of intercepting or redirecting network traffic could exploit this flaw using the compromised keys to impersonate a Transport Layer Security (TLS) server, leading to the interception or disclosure of sensitive encrypted communications."], "name": "CVE-2026-113812", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "perl-Mozilla-CA", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Affected", "package_name": "perl-Mozilla-CA", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "perl-libwww-perl:6.34/perl-Mozilla-CA", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "perl-Mozilla-CA", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "perl-Mozilla-CA", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Affected", "package_name": "openshift/ose-rhel-coreos-8", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Affected", "package_name": "openshift/ose-rhel-coreos-9", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-10-20T21:07:44Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-113812\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-113812\nhttps://bugzilla.mozilla.org/show_bug.cgi?id=2083449\nhttps://emudhra.we-have-a-problem.com/\nhttps://metacpan.org/release/LWP/Mozilla-CA-20261020/changes\nhttps://www.openwall.com/lists/oss-security/2026/10/20/1"], "threat_severity": "Important"}

{"created": "2026-10-22T11:15:05.030580+00:00", "updated": "2026-10-30T14:45:14.971974+00:00", "vendors": []}