{"id":"UBUNTU-CVE-2026-42150","details":"wlc is a Weblate command-line client using Weblate's REST API. Prior to version 2.0.0, the HTML output format in wlc embeds API response data into HTML without escaping, allowing cross-site scripting when the output is rendered in a browser. This issue has been patched in version 2.0.0.","modified":"2026-05-20T16:25:43.313932975Z","published":"2026-05-08T04:16:00Z","upstream":["CVE-2026-42150"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-42150"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-42150"},{"type":"REPORT","url":"https://github.com/WeblateOrg/wlc/security/advisories/GHSA-gx2m-mcc2-r4p3"},{"type":"REPORT","url":"https://github.com/WeblateOrg/wlc/pull/1327"},{"type":"REPORT","url":"https://github.com/WeblateOrg/wlc/commit/0f3e58f6d7457b05d48ef40f579a172c4c8b8469"},{"type":"REPORT","url":"https://github.com/WeblateOrg/wlc/commit/0f3e58f6d7457b05d48ef40f579a172c4c8b8469"},{"type":"REPORT","url":"https://github.com/WeblateOrg/wlc/releases/tag/2.0.0"}],"affected":[{"package":{"name":"wlc","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/wlc?arch=source&distro=esm-apps%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.8-1","0.8-1ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"wlc","binary_version":"0.8-1ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-42150.json"}},{"package":{"name":"wlc","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/wlc?arch=source&distro=esm-apps%2Ffocal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1-1","1.2-1","1.2-1ubuntu0.20.04.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.2-1ubuntu0.20.04.1~esm1","binary_name":"wlc"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-42150.json"}},{"package":{"name":"wlc","ecosystem":"Ubuntu:Pro:22.04:LTS","purl":"pkg:deb/ubuntu/wlc?arch=source&distro=esm-apps%2Fjammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.2-1","1.2-1ubuntu0.22.04.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"wlc","binary_version":"1.2-1ubuntu0.22.04.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-42150.json"}},{"package":{"name":"wlc","ecosystem":"Ubuntu:Pro:24.04:LTS","purl":"pkg:deb/ubuntu/wlc?arch=source&distro=esm-apps%2Fnoble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.13-2","1.13-2ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"wlc","binary_version":"1.13-2ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-42150.json"}},{"package":{"name":"wlc","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/wlc?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.15-1","1.15-2","1.15-2ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_name":"wlc","binary_version":"1.15-2ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-42150.json"}},{"package":{"name":"wlc","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/wlc?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.15-2","1.16.1-1"],"ecosystem_specific":{"binaries":[{"binary_name":"wlc","binary_version":"1.16.1-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-42150.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:L/I:L/A:L"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N"},{"type":"Ubuntu","score":"medium"}]}