{"cve":{"cve_id":"CVE-2007-3944","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.06533,"epss_percentile":0.92911,"epss_as_of":"2026-06-23","description":"Multiple heap-based buffer overflows in the Perl Compatible Regular Expressions (PCRE) library in the JavaScript engine in WebKit in Apple Safari 3 Beta before Update 3.0.3, and iPhone before 1.0.1, allow remote attackers to execute arbitrary code via certain JavaScript regular expressions. NOTE: this issue was originally reported only for MobileSafari on the iPhone.  NOTE: it is not clear whether this stems from an issue in the original distribution of PCRE, which might already have a separate CVE identifier.","published_at":"2007-07-23T16:00:00Z","last_modified_at":"2026-06-16T22:43:06.313000Z","cvss_v3_score":null,"cvss_v3_vector":null,"cvss_v3_severity":null,"cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-119"],"nvd_references":["http://docs.info.apple.com/article.html?artnum=306173","http://www.securityfocus.com/bid/25002","https://exchange.xforce.ibmcloud.com/vulnerabilities/35577","http://www.vupen.com/english/advisories/2007/2730","http://www.securityevaluators.com/iphone/","http://www.securitytracker.com/id?1018439","http://docs.info.apple.com/article.html?artnum=306174","http://secunia.com/advisories/26287","http://www.nytimes.com/2007/07/23/technology/23iphone.html?_r=1&adxnnl=1&adxnnlx=1185163364-1OTsRJvbylLamj17FY2wnw&oref=slogin","http://www.vupen.com/english/advisories/2007/2731","http://www.securityevaluators.com/iphone/exploitingiphone.pdf"],"vuln_status":"Modified","trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-28T23:04:05.126814Z"},"effective_severity":null,"badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"apple","vendor_name":"Apple","product_slug":"iphone-os","product_name":"iphone_os","version_start":null,"version_start_inclusive":null,"version_end":"1.0.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*"},{"vendor_slug":"apple","vendor_name":"Apple","product_slug":"safari","product_name":"Safari","version_start":"3.0","version_start_inclusive":true,"version_end":"3.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:apple:safari:3.0:*:*:*:*:*:*:*"},{"vendor_slug":"apple","vendor_name":"Apple","product_slug":"webkit","product_name":"webkit","version_start":null,"version_start_inclusive":null,"version_end":null,"version_end_inclusive":null,"cpe23_uri":"cpe:2.3:a:apple:webkit:*:*:*:*:*:*:*:*"}],"exploit_refs":[],"news":[],"references":[{"url":"http://docs.info.apple.com/article.html?artnum=306173","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.securityfocus.com/bid/25002","source_type":"MISC","tags":[]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/35577","source_type":"MISC","tags":[]},{"url":"http://www.vupen.com/english/advisories/2007/2730","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.securityevaluators.com/iphone/","source_type":"MISC","tags":[]},{"url":"http://www.securitytracker.com/id?1018439","source_type":"MISC","tags":[]},{"url":"http://docs.info.apple.com/article.html?artnum=306174","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://secunia.com/advisories/26287","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.nytimes.com/2007/07/23/technology/23iphone.html?_r=1&adxnnl=1&adxnnlx=1185163364-1OTsRJvbylLamj17FY2wnw&oref=slogin","source_type":"MISC","tags":[]},{"url":"http://www.vupen.com/english/advisories/2007/2731","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.securityevaluators.com/iphone/exploitingiphone.pdf","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2007-07-23T16:00:00Z","label":"CVE published","source":null}]}