{"id":"CVE-2026-3776","aliases":["EUVD-2026-17753","GHSA-m7gh-37pm-cchx"],"status":"published","title":"Null pointer dereference in Foxit PDF Editor/Reader when accessing stamp annotation","description":"The application does not validate the presence of required appearance (AP) data before accessing stamp annotation resources. When a PDF contains a stamp annotation missing its AP entry, the code continues to dereference the associated object without a prior null or validity check, which allows a crafted document to trigger a null pointer dereference and crash the application, resulting in denial of service.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00108,"percentile":0.01174,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2026-04-01T01:40:35Z","modified":"2026-06-17T10:44:11Z","products":[{"vendor":"foxit","product":"pdf_editor"},{"vendor":"foxit","product":"pdf_reader"},{"vendor":"foxit software inc.","product":"foxit pdf editor"},{"vendor":"foxit software inc.","product":"foxit pdf reader"}],"references":[{"url":"https://www.foxit.com/support/security-bulletins.html","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-3776"},{"url":"https://github.com/advisories/GHSA-m7gh-37pm-cchx"}],"sources":{"cve":[{"id":"CVE-2026-3776","title":"Null pointer dereference in Foxit PDF Editor/Reader when accessing stamp annotation","description":"The application does not validate the presence of required appearance (AP) data before accessing stamp annotation resources. When a PDF contains a stamp annotation missing its AP entry, the code continues to dereference the associated object without a prior null or validity check, which allows a crafted document to trigger a null pointer dereference and crash the application, resulting in denial of service.","status":"published","published":"2026-04-01T01:40:35.26Z","modified":"2026-04-02T02:12:28.499Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T13:49:09.229322Z"}],"euvd":[{"id":"EUVD-2026-17753","description":"The application does not validate the presence of required appearance (AP) data before accessing stamp annotation resources. When a PDF contains a stamp annotation missing its AP entry, the code continues to dereference the associated object without a prior null or validity check, which allows a crafted document to trigger a null pointer dereference and crash the application, resulting in denial of service.","status":"published","published":"2026-04-01T01:40:35Z","modified":"2026-04-02T02:12:28Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T19:25:23.620594Z"}],"ghsa":[{"id":"GHSA-m7gh-37pm-cchx","title":"The application does not validate the presence of required appearance (AP) data before accessing...","description":"The application does not validate the presence of required appearance (AP) data before accessing stamp annotation resources. When a PDF contains a stamp annotation missing its AP entry, the code continues to dereference the associated object without a prior null or validity check, which allows a crafted document to trigger a null pointer dereference and crash the application, resulting in denial of service.","status":"published","published":"2026-04-01T03:31:40Z","modified":"2026-04-01T03:31:46Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T15:06:56.438153Z"}],"nvd":[{"id":"CVE-2026-3776","description":"The application does not validate the presence of required appearance (AP) data before accessing stamp annotation resources. When a PDF contains a stamp annotation missing its AP entry, the code continues to dereference the associated object without a prior null or validity check, which allows a crafted document to trigger a null pointer dereference and crash the application, resulting in denial of service.","status":"published","published":"2026-04-01T02:16:02.59Z","modified":"2026-06-17T10:44:11.88Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:12:12.261218Z"}]}}