{"schema_version":1,"title":"Facebook Proxygen vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 3 vulnerabilities in Facebook Proxygen: 0 in the last 7 days and 1 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-84895, was published on 28 September 2026. Nothing in the last four weeks, down from 1 vulnerability in the four before.","url":"https://junglewise.ai/threats/technologies/proxygen","json_url":"https://junglewise.ai/threats/technologies/proxygen.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/proxygen","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","thin":true,"counts":{"high":1,"all_time":3,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":1,"last_365_days":3},"latest":[{"cve":"CVE-2026-84895","slug":"cve-2026-84895-in-proxygen-from-v2026-04-06-00-until-v2026-09-28-00","title":"Facebook Proxygen use-after-free in QuicWtSession closeSession","severity":"info","exploited":false,"published_at":"2026-09-28T21:17:19.027+00:00","url":"https://junglewise.ai/threats/cve-2026-84895-in-proxygen-from-v2026-04-06-00-until-v2026-09-28-00"},{"cve":"CVE-2026-44909","cvss":7.5,"slug":"cve-2026-44909-facebook-proxygen-denial-of-service-via-slow-consumer-memory","title":"Facebook Proxygen denial of service via slow-consumer memory exhaustion","severity":"high","exploited":false,"published_at":"2026-07-23T17:16:28.17+00:00","url":"https://junglewise.ai/threats/cve-2026-44909-facebook-proxygen-denial-of-service-via-slow-consumer-memory"},{"cve":"CVE-2025-55181","cvss":5.3,"epss":0.0029,"slug":"cve-2025-55181-sending-an-http-request-response-body-with-greater-than-2-31","title":"Sending an HTTP request/response body with greater than 2^31 bytes triggers an infinite loop in…","severity":"medium","exploited":false,"published_at":"2025-12-02T22:16:08.38+00:00","url":"https://junglewise.ai/threats/cve-2025-55181-sending-an-http-request-response-body-with-greater-than-2-31"}],"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":1},{"week":"2026-10-05","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-12","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-19","critical":0,"exploited":0,"vulnerabilities":0},{"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":"Facebook Hydra","slug":"facebook-hydra","vulnerabilities":3,"url":"https://junglewise.ai/threats/technologies/facebook-hydra"}],"technology":{"hub":true,"name":"Facebook Proxygen","slug":"proxygen","vendor":{"hub":true,"name":"Facebook","slug":"facebook","url":"https://junglewise.ai/threats/vendors/facebook"},"aliases":[],"category":"library","homepage":"https://github.com/facebook/proxygen","repo_url":"https://github.com/facebook/proxygen","description":"C++ library for building high-performance HTTP servers and clients.","url":"https://junglewise.ai/threats/technologies/proxygen"},"most_severe":[{"cve":"CVE-2026-44909","cvss":7.5,"slug":"cve-2026-44909-facebook-proxygen-denial-of-service-via-slow-consumer-memory","title":"Facebook Proxygen denial of service via slow-consumer memory exhaustion","severity":"high","exploited":false,"published_at":"2026-07-23T17:16:28.17+00:00","url":"https://junglewise.ai/threats/cve-2026-44909-facebook-proxygen-denial-of-service-via-slow-consumer-memory"},{"cve":"CVE-2025-55181","cvss":5.3,"epss":0.0029,"slug":"cve-2025-55181-sending-an-http-request-response-body-with-greater-than-2-31","title":"Sending an HTTP request/response body with greater than 2^31 bytes triggers an infinite loop in…","severity":"medium","exploited":false,"published_at":"2025-12-02T22:16:08.38+00:00","url":"https://junglewise.ai/threats/cve-2025-55181-sending-an-http-request-response-body-with-greater-than-2-31"},{"cve":"CVE-2026-84895","slug":"cve-2026-84895-in-proxygen-from-v2026-04-06-00-until-v2026-09-28-00","title":"Facebook Proxygen use-after-free in QuicWtSession closeSession","severity":"info","exploited":false,"published_at":"2026-09-28T21:17:19.027+00:00","url":"https://junglewise.ai/threats/cve-2026-84895-in-proxygen-from-v2026-04-06-00-until-v2026-09-28-00"}],"generated_at":"2026-11-09T03:07:00.176479+00:00"}