{"id":"CVE-2018-11756","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-11756","generatedAt":"2026-10-29T02:04:35.516Z","title":"In PHP Runtime for Apache OpenWhisk, a Docker action inheriting one of the Docker tags openwhisk/action-php-v7.2:1.0.0 or openwhisk/action-php-v7.1:1.0.1 (or earlier) may allow an attacker to replace the user function inside the container if the user…","description":"In PHP Runtime for Apache OpenWhisk, a Docker action inheriting one of the Docker tags openwhisk/action-php-v7.2:1.0.0 or openwhisk/action-php-v7.1:1.0.1 (or earlier) may allow an attacker to replace the user function inside the container if the user code is vulnerable to code exploitation.","published":"2018-07-23T17:29:00.000Z","lastModified":"2026-06-17T01:36:31.000Z","status":"Modified","sourceIdentifier":"security@apache.org","cvss":{"version":"3.0","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":[],"affected":["apache/openwhisk"],"epss":{"score":0.08096,"percentile":0.94791,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (8.10%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.securityfocus.com/bid/104915","tags":["Third Party Advisory","VDB Entry"],"source":"security@apache.org"},{"url":"https://github.com/apache/incubator-openwhisk-runtime-php/commit/6caf902f527250ee4b7b695929b628d560e0dad1","tags":["Patch","Third Party Advisory"],"source":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/439bd5ff5822708c645a0d816ed9914b88c97eda32eae6ea211bc0dc%40%3Cdev.openwhisk.apache.org%3E","source":"security@apache.org"},{"url":"https://www.puresec.io/hubfs/Apache%20OpenWhisk%20PureSec%20Security%20Advisory.pdf","tags":["Mitigation","Technical Description","Third Party Advisory"],"source":"nvd@nist.gov"},{"url":"http://www.securityfocus.com/bid/104915","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/apache/incubator-openwhisk-runtime-php/commit/6caf902f527250ee4b7b695929b628d560e0dad1","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/439bd5ff5822708c645a0d816ed9914b88c97eda32eae6ea211bc0dc%40%3Cdev.openwhisk.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-11756","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}