{"id":"CVE-2020-4828","aliases":["EUVD-2020-26075","GHSA-mc75-95xp-qm8h"],"status":"published","title":"IBM API Connect 10.0.0.0 through 10.0.1.0 and 2018.4.1.0 through 2018.4.1.13 is vulnerable to web...","description":"IBM API Connect 10.0.0.0 through 10.0.1.0 and 2018.4.1.0 through 2018.4.1.13 is vulnerable to web cache poisoning, caused by improper input validation by modifying HTTP request headers. IBM X-Force ID: 189842.","severity":{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/C:L/PR:N/UI:N/AC:L/I:L/A:N/S:U/RC:C/RL:O/E:U","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00822,"percentile":0.57575,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2021-02-04T16:55:39Z","modified":"2026-06-17T03:20:31Z","products":[{"vendor":"ibm","product":"api connect"},{"vendor":"ibm","product":"api_connect"}],"references":[{"url":"https://www.ibm.com/support/pages/node/6410498","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/189842","tags":["vdb-entry","x_refsource_XF","x_transferred","VDB Entry","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-4828"},{"url":"https://github.com/advisories/GHSA-mc75-95xp-qm8h"}],"sources":{"cve":[{"id":"CVE-2020-4828","description":"IBM API Connect 10.0.0.0 through 10.0.1.0 and 2018.4.1.0 through 2018.4.1.13 is vulnerable to web cache poisoning, caused by improper input validation by modifying HTTP request headers. IBM X-Force ID: 189842.","status":"published","published":"2021-02-04T16:55:39.721Z","modified":"2024-09-16T18:33:16.092Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/C:L/PR:N/UI:N/AC:L/I:L/A:N/S:U/RC:C/RL:O/E:U","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:35:55.797746Z"}],"euvd":[{"id":"EUVD-2020-26075","description":"IBM API Connect 10.0.0.0 through 10.0.1.0 and 2018.4.1.0 through 2018.4.1.13 is vulnerable to web cache poisoning, caused by improper input validation by modifying HTTP request headers. IBM X-Force ID: 189842.","status":"published","published":"2021-02-04T16:55:39Z","modified":"2024-09-16T18:33:16Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/C:L/PR:N/UI:N/AC:L/I:L/A:N/S:U/RC:C/RL:O/E:U","level":"medium"}],"updated_at":"2026-11-03T00:55:31.571078Z"}],"ghsa":[{"id":"GHSA-mc75-95xp-qm8h","title":"IBM API Connect 10.0.0.0 through 10.0.1.0 and 2018.4.1.0 through 2018.4.1.13 is vulnerable to web...","description":"IBM API Connect 10.0.0.0 through 10.0.1.0 and 2018.4.1.0 through 2018.4.1.13 is vulnerable to web cache poisoning, caused by improper input validation by modifying HTTP request headers. IBM X-Force ID: 189842.","status":"published","published":"2022-05-24T17:40:57Z","modified":"2023-01-29T05:06:22Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:46:00.528527Z"}],"nvd":[{"id":"CVE-2020-4828","description":"IBM API Connect 10.0.0.0 through 10.0.1.0 and 2018.4.1.0 through 2018.4.1.13 is vulnerable to web cache poisoning, caused by improper input validation by modifying HTTP request headers. IBM X-Force ID: 189842.","status":"published","published":"2021-02-04T17:15:14.123Z","modified":"2026-06-17T03:20:31.207Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:06:34.188486Z"}]}}