彙總 md4c_project 相關全部產品的 CVE 與安全漏洞情報，包括 CVSS、EPSS、公開時間與漏洞情報資料。
常見弱點模式包括 緩衝區溢位與記憶體損壞，在 生產負載與軟體部署 使用場景中可能帶來 應用程式崩潰與記憶體損壞 等風險。
相關漏洞資料主要來源於公開漏洞披露與安全公告，可用於評估歷史漏洞暴露面與修補優先順序。
| CVE | 摘要 | 來源 | 最高 CVSS | EPSS % | 公開時間 | 更新時間 |
|---|---|---|---|---|---|---|
| CVE-2021-30027 | md_analyze_line in md4c.c in md4c 0.4.7 allows attackers to trigger use of uninitialized memory, and cause a denial of service via a malformed Markdown document. | [email protected] | 5.5 | 0.70% | 2021-04-29 | 2026-06-16 |
| CVE-2020-26148 | md_push_block_bytes in md4c.c in md4c 0.4.5 allows attackers to trigger use of uninitialized memory, and cause a denial of service (e.g., assertion failure) via a malformed Markdown document. | [email protected] | 7.5 | 1.41% | 2020-09-30 | 2026-06-16 |
| CVE-2018-12112 | md_build_attribute in md4c.c in md4c 0.2.6 allows remote attackers to cause a denial of service (Segmentation fault and application crash) or possibly have unspecified other impact via a crafted file. | [email protected] | 7.8 | 1.27% | 2018-06-11 | 2026-06-16 |
| CVE-2018-12102 | md4c 0.2.6 has a NULL pointer dereference in the function md_process_line in md4c.c, related to ctx->current_block. | [email protected] | 5.5 | 0.85% | 2018-06-11 | 2026-06-16 |
| CVE-2018-11547 | md_is_link_reference_definition_helper in md4c 0.2.5 has a heap-based buffer over-read because md_is_link_label mishandles loop termination. | [email protected] | 9.8 | 1.63% | 2018-05-29 | 2026-06-16 |
| CVE-2018-11546 | md4c 0.2.5 has a heap-based buffer over-read because md_is_named_entity_contents has an off-by-one error. | [email protected] | 9.8 | 1.63% | 2018-05-29 | 2026-06-16 |
| CVE-2018-11545 | md4c 0.2.5 has a heap-based buffer overflow in md_merge_lines because md_is_link_label mishandles the case of a link label composed solely of backslash escapes. | [email protected] | 9.8 | 1.59% | 2018-05-29 | 2026-06-16 |
| CVE-2018-11536 | md4c before 0.2.5 has a heap-based buffer overflow because md_split_simple_pairing_mark mishandles splits. | [email protected] | 9.8 | 1.71% | 2018-05-29 | 2026-06-16 |