{"id":"CVE-2023-50252","aliases":["DEBIAN-CVE-2023-50252","DSA-5642-1","EUVD-2023-55067","GHSA-jq98-9543-m4cr"],"status":"published","title":"php-svg-lib unsafe attributes merge when parsing `use` tag","description":"php-svg-lib is an SVG file parsing / rendering library. Prior to version 0.5.1, when handling `\u003cuse\u003e` tag that references an `\u003cimage\u003e` tag, it merges the attributes from the `\u003cuse\u003e` tag to the `\u003cimage\u003e` tag. The problem pops up especially when the `href` attribute from the `\u003cuse\u003e` tag has not been sanitized. This can lead to an unsafe file read that can cause PHAR Deserialization vulnerability in PHP prior to version 8. Version 0.5.1 contains a patch for this issue.","severity":{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.23903,"percentile":0.97845,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-15","CWE-502"],"published":"2023-12-12T20:39:17Z","modified":"2026-10-28T02:31:13Z","fixes":[{"ecosystem":"Debian:12","package":"php-dompdf-svg-lib","fixed_in":["0.5.0-3+deb12u1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"php-dompdf-svg-lib","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.5.0-3+deb12u1"}]}],"versions":["0.5.0-3"]},{"source":"osv","ecosystem":"Debian:12","package":"php-dompdf-svg-lib","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.5.0-3+deb12u1"}]}],"versions":["0.5.0-3"],"bundled":3}],"products":[{"vendor":"dompdf","product":"php-svg-lib"}],"references":[{"url":"https://github.com/dompdf/php-svg-lib/security/advisories/GHSA-jq98-9543-m4cr","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Mitigation","Vendor Advisory","advisory"]},{"url":"https://github.com/dompdf/php-svg-lib/commit/08ce6a96d63ad7216315fae34a61c886dd2dc030","tags":["x_refsource_MISC","x_transferred","Patch","fix"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/50xxx/CVE-2023-50252.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-50252","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2023-50252","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-50252","title":"php-svg-lib unsafe attributes merge when parsing `use` tag","description":"php-svg-lib is an SVG file parsing / rendering library. Prior to version 0.5.1, when handling `\u003cuse\u003e` tag that references an `\u003cimage\u003e` tag, it merges the attributes from the `\u003cuse\u003e` tag to the `\u003cimage\u003e` tag. The problem pops up especially when the `href` attribute from the `\u003cuse\u003e` tag has not been sanitized. This can lead to an unsafe file read that can cause PHAR Deserialization vulnerability in PHP prior to version 8. Version 0.5.1 contains a patch for this issue. ","status":"published","published":"2023-12-12T20:39:17.905Z","modified":"2024-08-02T22:16:46.251Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L","level":"high","assessor":"cna"}],"cwes":["CWE-15","CWE-502"],"updated_at":"2026-11-02T14:35:34.923818Z"}],"euvd":[{"id":"EUVD-2023-55067","description":"php-svg-lib is an SVG file parsing / rendering library. Prior to version 0.5.1, when handling `\u003cuse\u003e` tag that references an `\u003cimage\u003e` tag, it merges the attributes from the `\u003cuse\u003e` tag to the `\u003cimage\u003e` tag. The problem pops up especially when the `href` attribute from the `\u003cuse\u003e` tag has not been sanitized. This can lead to an unsafe file read that can cause PHAR Deserialization vulnerability in PHP prior to version 8. Version 0.5.1 contains a patch for this issue. ","status":"published","published":"2023-12-12T20:39:17Z","modified":"2024-08-02T22:16:46Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-03T03:49:55.131895Z"}],"nvd":[{"id":"CVE-2023-50252","description":"php-svg-lib is an SVG file parsing / rendering library. Prior to version 0.5.1, when handling `\u003cuse\u003e` tag that references an `\u003cimage\u003e` tag, it merges the attributes from the `\u003cuse\u003e` tag to the `\u003cimage\u003e` tag. The problem pops up especially when the `href` attribute from the `\u003cuse\u003e` tag has not been sanitized. This can lead to an unsafe file read that can cause PHAR Deserialization vulnerability in PHP prior to version 8. Version 0.5.1 contains a patch for this issue. ","status":"published","published":"2023-12-12T21:15:08.67Z","modified":"2026-06-17T06:39:23.213Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L","level":"high","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-15","CWE-502"],"updated_at":"2026-11-02T14:08:54.696438Z"}],"osv":[{"id":"CVE-2023-50252","title":"php-svg-lib unsafe attributes merge when parsing `use` tag","description":"php-svg-lib is an SVG file parsing / rendering library. Prior to version 0.5.1, when handling `\u003cuse\u003e` tag that references an `\u003cimage\u003e` tag, it merges the attributes from the `\u003cuse\u003e` tag to the `\u003cimage\u003e` tag. The problem pops up especially when the `href` attribute from the `\u003cuse\u003e` tag has not been sanitized. This can lead to an unsafe file read that can cause PHAR Deserialization vulnerability in PHP prior to version 8. Version 0.5.1 contains a patch for this issue. ","status":"published","published":"2023-12-12T20:39:17.905Z","modified":"2026-10-28T02:31:13.3720782Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L","level":"high"}],"cwes":["CWE-15","CWE-502"],"updated_at":"2026-11-02T15:44:34.72355Z"},{"id":"DEBIAN-CVE-2023-50252","description":"php-svg-lib is an SVG file parsing / rendering library. Prior to version 0.5.1, when handling `\u003cuse\u003e` tag that references an `\u003cimage\u003e` tag, it merges the attributes from the `\u003cuse\u003e` tag to the `\u003cimage\u003e` tag. The problem pops up especially when the `href` attribute from the `\u003cuse\u003e` tag has not been sanitized. This can lead to an unsafe file read that can cause PHAR Deserialization vulnerability in PHP prior to version 8. Version 0.5.1 contains a patch for this issue.","status":"published","published":"2023-12-12T21:15:08.67Z","modified":"2026-10-26T18:02:35.82190321Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:45:40.586408Z"},{"id":"DSA-5642-1","title":"php-dompdf-svg-lib - security update","status":"published","published":"2024-03-20T00:00:00Z","modified":"2026-03-09T02:10:07.620025Z","updated_at":"2026-11-02T15:46:17.892347Z"}]}}