{"schema_version":1,"title":"Apache DataSketches C++ vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 5 vulnerabilities in Apache DataSketches C++: 0 in the last 7 days and 5 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-103634, was published on 22 October 2026. 1 vulnerability in the last four weeks, down 75% on the four before (4).","url":"https://junglewise.ai/threats/technologies/datasketches-c","json_url":"https://junglewise.ai/threats/technologies/datasketches-c.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/datasketches-c","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","thin":false,"counts":{"high":0,"all_time":5,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":1,"last_90_days":5,"last_365_days":5},"latest":[{"cve":"CVE-2026-103634","slug":"cve-2026-103634-out-of-bounds-read-and-write-in-the-count-min-sketch","title":"Apache DataSketches C++ out-of-bounds read and write in Count-Min deserialization","severity":"info","exploited":false,"published_at":"2026-10-22T07:16:40.783+00:00","url":"https://junglewise.ai/threats/cve-2026-103634-out-of-bounds-read-and-write-in-the-count-min-sketch"},{"cve":"CVE-2026-103636","epss":0.0024,"slug":"cve-2026-103636-out-of-bounds-read-in-the-varopt-union-deserialization-of-apache","title":"Apache DataSketches C++ out-of-bounds read in VarOpt union deserialization","severity":"info","exploited":false,"published_at":"2026-10-10T11:17:36.077+00:00","url":"https://junglewise.ai/threats/cve-2026-103636-out-of-bounds-read-in-the-varopt-union-deserialization-of-apache"},{"cve":"CVE-2026-103635","epss":0.002,"slug":"cve-2026-103635-out-of-bounds-read-in-the-compact-theta-sketch-deserialization","title":"Apache DataSketches C++ out-of-bounds read in Theta sketch deserialization","severity":"info","exploited":false,"published_at":"2026-10-10T11:17:35.963+00:00","url":"https://junglewise.ai/threats/cve-2026-103635-out-of-bounds-read-in-the-compact-theta-sketch-deserialization"},{"cve":"CVE-2026-103513","epss":0.0019,"slug":"cve-2026-103513-out-of-bounds-read-and-write-in-the-cpc-sketch-deserialization","title":"Apache DataSketches C++ out-of-bounds read/write in CPC deserialization","severity":"info","exploited":false,"published_at":"2026-10-10T11:17:35.853+00:00","url":"https://junglewise.ai/threats/cve-2026-103513-out-of-bounds-read-and-write-in-the-cpc-sketch-deserialization"},{"cve":"CVE-2026-103501","epss":0.0021,"slug":"cve-2026-103501-heap-buffer-overflow-in-the-hll-sketch-deserialization-of-apache","title":"Apache DataSketches C++ heap buffer overflow in HLL deserialization","severity":"info","exploited":false,"published_at":"2026-10-10T11:17:34.853+00:00","url":"https://junglewise.ai/threats/cve-2026-103501-heap-buffer-overflow-in-the-hll-sketch-deserialization-of-apache"}],"weekly":[{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-05","critical":0,"exploited":0,"vulnerabilities":4},{"week":"2026-10-12","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-19","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-10-26","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-02","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-09","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"Apache Airflow","slug":"airflow","vulnerabilities":95,"url":"https://junglewise.ai/threats/technologies/airflow"},{"name":"Apache Camel","slug":"camel","vulnerabilities":87,"url":"https://junglewise.ai/threats/technologies/camel"},{"name":"Apache Tomcat","slug":"tomcat","vulnerabilities":87,"url":"https://junglewise.ai/threats/technologies/tomcat"},{"name":"Apache Thrift","slug":"thrift","vulnerabilities":77,"url":"https://junglewise.ai/threats/technologies/thrift"},{"name":"Apache Ofbiz","slug":"ofbiz","vulnerabilities":67,"url":"https://junglewise.ai/threats/technologies/ofbiz"},{"name":"Apache HTTP Server","slug":"http-server","vulnerabilities":62,"url":"https://junglewise.ai/threats/technologies/http-server"},{"name":"Apache Traffic Server","slug":"traffic-server","vulnerabilities":55,"url":"https://junglewise.ai/threats/technologies/traffic-server"},{"name":"Apache Brpc","slug":"brpc","vulnerabilities":36,"url":"https://junglewise.ai/threats/technologies/brpc"},{"name":"Apache Roller","slug":"roller","vulnerabilities":30,"url":"https://junglewise.ai/threats/technologies/roller"},{"name":"Apache CloudStack","slug":"cloudstack","vulnerabilities":28,"url":"https://junglewise.ai/threats/technologies/cloudstack"},{"name":"Apache ActiveMQ","slug":"activemq","vulnerabilities":27,"url":"https://junglewise.ai/threats/technologies/activemq"},{"name":"Apache Apisix","slug":"apisix","vulnerabilities":27,"url":"https://junglewise.ai/threats/technologies/apisix"}],"technology":{"hub":true,"name":"Apache DataSketches C++","slug":"datasketches-c","vendor":{"hub":true,"name":"Apache","slug":"apache","url":"https://junglewise.ai/threats/vendors/apache"},"aliases":[],"category":"library","description":"C++ library providing data structure algorithms for approximate statistical analysis.","url":"https://junglewise.ai/threats/technologies/datasketches-c"},"most_severe":[{"cve":"CVE-2026-103636","epss":0.0024,"slug":"cve-2026-103636-out-of-bounds-read-in-the-varopt-union-deserialization-of-apache","title":"Apache DataSketches C++ out-of-bounds read in VarOpt union deserialization","severity":"info","exploited":false,"published_at":"2026-10-10T11:17:36.077+00:00","url":"https://junglewise.ai/threats/cve-2026-103636-out-of-bounds-read-in-the-varopt-union-deserialization-of-apache"},{"cve":"CVE-2026-103501","epss":0.0021,"slug":"cve-2026-103501-heap-buffer-overflow-in-the-hll-sketch-deserialization-of-apache","title":"Apache DataSketches C++ heap buffer overflow in HLL deserialization","severity":"info","exploited":false,"published_at":"2026-10-10T11:17:34.853+00:00","url":"https://junglewise.ai/threats/cve-2026-103501-heap-buffer-overflow-in-the-hll-sketch-deserialization-of-apache"},{"cve":"CVE-2026-103635","epss":0.002,"slug":"cve-2026-103635-out-of-bounds-read-in-the-compact-theta-sketch-deserialization","title":"Apache DataSketches C++ out-of-bounds read in Theta sketch deserialization","severity":"info","exploited":false,"published_at":"2026-10-10T11:17:35.963+00:00","url":"https://junglewise.ai/threats/cve-2026-103635-out-of-bounds-read-in-the-compact-theta-sketch-deserialization"},{"cve":"CVE-2026-103513","epss":0.0019,"slug":"cve-2026-103513-out-of-bounds-read-and-write-in-the-cpc-sketch-deserialization","title":"Apache DataSketches C++ out-of-bounds read/write in CPC deserialization","severity":"info","exploited":false,"published_at":"2026-10-10T11:17:35.853+00:00","url":"https://junglewise.ai/threats/cve-2026-103513-out-of-bounds-read-and-write-in-the-cpc-sketch-deserialization"},{"cve":"CVE-2026-103634","slug":"cve-2026-103634-out-of-bounds-read-and-write-in-the-count-min-sketch","title":"Apache DataSketches C++ out-of-bounds read and write in Count-Min deserialization","severity":"info","exploited":false,"published_at":"2026-10-22T07:16:40.783+00:00","url":"https://junglewise.ai/threats/cve-2026-103634-out-of-bounds-read-and-write-in-the-count-min-sketch"}],"generated_at":"2026-11-12T03:07:00.164048+00:00"}