CVE-2026-42225 (GCVE-0-2026-42225)
Vulnerability from cvelistv5
Published
2026-05-07 18:47
Modified
2026-05-08 14:18
CWE
  • CWE-295 - Improper Certificate Validation
Summary
PJSIP is a free and open source multimedia communication library written in C. Prior to version 2.17, on GnuTLS builds, the SIP TLS transport (sip_transport_tls) can accept connections with invalid or untrusted certificates even when the application explicitly enables certificate verification via verify_server = PJ_TRUE or verify_client = PJ_TRUE. This issue has been patched in version 2.17.
Impacted products
Vendor Product Version
pjsip pjproject Version: < 2.17
Create a notification for this product.
Show details on NVD website


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    "adp": [
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        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-42225",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
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                "role": "CISA Coordinator",
                "timestamp": "2026-05-08T14:18:30.269113Z",
                "version": "2.0.3"
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        "providerMetadata": {
          "dateUpdated": "2026-05-08T14:18:36.257Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
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        "title": "CISA ADP Vulnrichment"
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    "cna": {
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          "vendor": "pjsip",
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          "value": "PJSIP is a free and open source multimedia communication library written in C. Prior to version 2.17, on GnuTLS builds, the SIP TLS transport (sip_transport_tls) can accept connections with invalid or untrusted certificates even when the application explicitly enables certificate verification via verify_server = PJ_TRUE or verify_client = PJ_TRUE. This issue has been patched in version 2.17."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "attackComplexity": "LOW",
            "attackRequirements": "PRESENT",
            "attackVector": "NETWORK",
            "baseScore": 8.2,
            "baseSeverity": "HIGH",
            "privilegesRequired": "NONE",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "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": "NONE",
            "vulnIntegrityImpact": "HIGH"
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      "problemTypes": [
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          "descriptions": [
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              "cweId": "CWE-295",
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      "providerMetadata": {
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        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
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      "references": [
        {
          "name": "https://github.com/pjsip/pjproject/security/advisories/GHSA-x2fv-6j6c-pxmx",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/pjsip/pjproject/security/advisories/GHSA-x2fv-6j6c-pxmx"
        },
        {
          "name": "https://github.com/pjsip/pjproject/commit/ef684252bb62b0716675b6e99ad7fe4c90e28920",
          "tags": [
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          "url": "https://github.com/pjsip/pjproject/commit/ef684252bb62b0716675b6e99ad7fe4c90e28920"
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      "source": {
        "advisory": "GHSA-x2fv-6j6c-pxmx",
        "discovery": "UNKNOWN"
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    "cveId": "CVE-2026-42225",
    "datePublished": "2026-05-07T18:47:26.563Z",
    "dateReserved": "2026-04-25T05:37:12.116Z",
    "dateUpdated": "2026-05-08T14:18:36.257Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
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