{"schema_version":1,"title":"Google Brotli vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 3 vulnerabilities in Google Brotli: 0 in the last 7 days and 1 in the last 90 days, 1 of them critical and 1 exploited in the wild. The most recent, CVE-2026-111497, was published on 22 October 2026. 1 vulnerability in the last four weeks, up from none in the four before. 1 critical against 0, 1 exploited in the wild against 0.","url":"https://junglewise.ai/threats/technologies/brotli","json_url":"https://junglewise.ai/threats/technologies/brotli.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/brotli","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","thin":false,"counts":{"high":1,"all_time":3,"critical":1,"exploited":1,"last_7_days":0,"last_30_days":1,"last_90_days":1,"last_365_days":3},"latest":[{"cve":"CVE-2026-111497","cvss":4,"epss":0.8264,"slug":"cve-2026-111497-a-buffer-overflow-vulnerability-in-the-brotli-decoder-c-dec","title":"Google Brotli buffer overflow in decoder","severity":"critical","exploited":true,"published_at":"2026-10-22T14:17:37.19+00:00","url":"https://junglewise.ai/threats/cve-2026-111497-a-buffer-overflow-vulnerability-in-the-brotli-decoder-c-dec"},{"cve":"CVE-2025-6176","cvss":3,"epss":0.005,"slug":"cve-2025-6176-scrapy-denial-of-service-via-brotli-decompression-bomb","title":"PYSEC-2026-2401 - Scrapy is vulnerable to a denial of service (DoS) attack due to flaws in brotli decompression implementation","severity":"low","exploited":false,"published_at":"2026-07-13T14:36:34.173732+00:00","url":"https://junglewise.ai/threats/cve-2025-6176-scrapy-denial-of-service-via-brotli-decompression-bomb"},{"cve":"CVE-2025-66471","cvss":7.5,"epss":0.0068,"slug":"cve-2025-66471-urllib3-streaming-api-improper-compression-handling","title":"urllib3 streaming API improper compression handling","severity":"high","exploited":false,"published_at":"2025-12-05T17:16:04.4+00:00","url":"https://junglewise.ai/threats/cve-2025-66471-urllib3-streaming-api-improper-compression-handling"}],"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":0},{"week":"2026-10-12","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-19","critical":1,"exploited":1,"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":"Google Chrome","slug":"chrome","vulnerabilities":3930,"url":"https://junglewise.ai/threats/technologies/chrome"},{"name":"Google Android","slug":"android","vulnerabilities":628,"url":"https://junglewise.ai/threats/technologies/android"},{"name":"Google Chrome for iOS","slug":"chrome-for-ios","vulnerabilities":79,"url":"https://junglewise.ai/threats/technologies/chrome-for-ios"},{"name":"Google Pixel","slug":"google-pixel","vulnerabilities":72,"url":"https://junglewise.ai/threats/technologies/google-pixel"},{"name":"Google Cloud Platform","slug":"google-cloud-platform","vulnerabilities":43,"url":"https://junglewise.ai/threats/technologies/google-cloud-platform"},{"name":"Google Chromium V8","slug":"chromium-v8","vulnerabilities":41,"url":"https://junglewise.ai/threats/technologies/chromium-v8"},{"name":"Google Chromium","slug":"chromium","vulnerabilities":37,"url":"https://junglewise.ai/threats/technologies/chromium"},{"name":"Google TensorFlow","slug":"tensorflow","vulnerabilities":31,"url":"https://junglewise.ai/threats/technologies/tensorflow"},{"name":"Google Pixel Devices","slug":"pixel-devices","vulnerabilities":27,"url":"https://junglewise.ai/threats/technologies/pixel-devices"},{"name":"Google Pixel Firmware","slug":"pixel-firmware","vulnerabilities":27,"url":"https://junglewise.ai/threats/technologies/pixel-firmware"},{"name":"Google Android Framework","slug":"android-framework","vulnerabilities":22,"url":"https://junglewise.ai/threats/technologies/android-framework"},{"name":"Google Chrome for Android","slug":"chrome-for-android","vulnerabilities":21,"url":"https://junglewise.ai/threats/technologies/chrome-for-android"}],"technology":{"hub":true,"name":"Google Brotli","slug":"brotli","vendor":{"hub":true,"name":"Google","slug":"google","url":"https://junglewise.ai/threats/vendors/google"},"aliases":[],"category":"library","homepage":"https://github.com/google/brotli","repo_url":"https://github.com/google/brotli","description":"Google compression library implementing the Brotli algorithm for data compression.","url":"https://junglewise.ai/threats/technologies/brotli"},"most_severe":[{"cve":"CVE-2026-111497","cvss":4,"epss":0.8264,"slug":"cve-2026-111497-a-buffer-overflow-vulnerability-in-the-brotli-decoder-c-dec","title":"Google Brotli buffer overflow in decoder","severity":"critical","exploited":true,"published_at":"2026-10-22T14:17:37.19+00:00","url":"https://junglewise.ai/threats/cve-2026-111497-a-buffer-overflow-vulnerability-in-the-brotli-decoder-c-dec"},{"cve":"CVE-2025-66471","cvss":7.5,"epss":0.0068,"slug":"cve-2025-66471-urllib3-streaming-api-improper-compression-handling","title":"urllib3 streaming API improper compression handling","severity":"high","exploited":false,"published_at":"2025-12-05T17:16:04.4+00:00","url":"https://junglewise.ai/threats/cve-2025-66471-urllib3-streaming-api-improper-compression-handling"},{"cve":"CVE-2025-6176","cvss":3,"epss":0.005,"slug":"cve-2025-6176-scrapy-denial-of-service-via-brotli-decompression-bomb","title":"PYSEC-2026-2401 - Scrapy is vulnerable to a denial of service (DoS) attack due to flaws in brotli decompression implementation","severity":"low","exploited":false,"published_at":"2026-07-13T14:36:34.173732+00:00","url":"https://junglewise.ai/threats/cve-2025-6176-scrapy-denial-of-service-via-brotli-decompression-bomb"}],"generated_at":"2026-11-12T03:07:00.164048+00:00"}