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Netty MQTT: Resource exhaustion in MqttDecoder

🗓️ 07 May 2026 05:14:14Reported by GitHub Advisory DatabaseType 
github
 github🔗 github.com👁 11 Views

MQTT MqttDecoder decodes header before size checks, causing properties and replay parsing.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
Chainguard		CVE-2026-44248 vulnerabilities
8 May 202613:17
–cgr
Circl		CVE-2026-44248
13 May 202619:14
–circl
CNNVD		Netty 资源管理错误漏洞
13 May 202600:00
–cnnvd
CVE		CVE-2026-44248
13 May 202618:23
–cve
Cvelist		CVE-2026-44248 Netty: Resource exhaustion in MqttDecoder
13 May 202618:23
–cvelist
Debian CVE		CVE-2026-44248
13 May 202618:23
–debiancve
NVD		CVE-2026-44248
13 May 202619:17
–nvd
OSV		CGA-CMJQ-2W8W-9VJ4
8 May 202606:02
–osv
OSV		CLEANSTART-2026-CP46043 Security fixes for CVE-2026-33870, CVE-2026-33871, CVE-2026-41417, CVE-2026-42578, CVE-2026-42579, CVE-2026-42580, CVE-2026-42581, CVE-2026-42583, CVE-2026-42584, CVE-2026-42585, CVE-2026-42586, CVE-2026-42587, CVE-2026-44248, ghsa-25qh-j22f-pwp8, ghsa-389x-839f-4rhx, ghsa-38f8-5428-x5cv, ghsa-3p8m-j85q-pgmj, ghsa-45q3-82m4-75jr, ghsa-4g8c-wm8x-jfhw, ghsa-57rv-r2g8-2cj3, ghsa-5jpm-x58v-624v, ghsa-84h7-rjj3-6jx4, ghsa-cm33-6792-r9fm, ghsa-f6hv-jmp6-3vwv, ghsa-fghv-69vj-qj49, ghsa-jfg9-48mv-9qgx, ghsa-jq43-27x9-3v86, ghsa-m4cv-j2px-7723, ghsa-mj4r-2hfc-f8p6, ghsa-pwqr-wmgm-9rr8, ghsa-qqpg-mvqg-649v, ghsa-rgrr-p7gp-5xj7, ghsa-v8h7-rr48-vmmv, ghsa-w9fj-cfpg-grvv, ghsa-xq3w-v528-46rv, ghsa-xxqh-mfjm-7mv9 applied in versions: 0.1.109-r0, 0.1.113-r1, 0.1.118-r2
8 Jun 202614:28
–osv
OSV		CLEANSTART-2026-DD05788 Security fixes for CVE-2018-10237, CVE-2020-8908, CVE-2021-41973, CVE-2022-24823, CVE-2022-3171, CVE-2022-3509, CVE-2022-3510, CVE-2022-41881, CVE-2023-1370, CVE-2023-2976, CVE-2023-34453, CVE-2023-34454, CVE-2023-34455, CVE-2023-34462, CVE-2023-43642, CVE-2023-44487, CVE-2023-52428, CVE-2024-12798, CVE-2024-12801, CVE-2024-13009, CVE-2024-21634, CVE-2024-25638, CVE-2024-27137, CVE-2024-29025, CVE-2024-35255, CVE-2024-40094, CVE-2024-47535, CVE-2024-47554, CVE-2024-52046, CVE-2024-6763, CVE-2024-7254, CVE-2024-8184, CVE-2024-9823, CVE-2025-23015, CVE-2025-24860, CVE-2025-24970, CVE-2025-25193, CVE-2025-46392, CVE-2025-48734, CVE-2025-48924, CVE-2025-53864, CVE-2025-55163, CVE-2025-58056, CVE-2025-58057, CVE-2025-59419, CVE-2025-67735, CVE-2026-1225, CVE-2026-27315, CVE-2026-32588, CVE-2026-33870, CVE-2026-33871, CVE-2026-41409, CVE-2026-41417, CVE-2026-41635, CVE-2026-42578, CVE-2026-42579, CVE-2026-42580, CVE-2026-42581, CVE-2026-42583, CVE-2026-42584, CVE-2026-42585, CVE-2026-42586, CVE-2026-42587, CVE-2026-42778, CVE-2026-42779, CVE-2026-44248, ghsa-25qh-j22f-pwp8, ghsa-264p-99wq-f4j6, ghsa-269q-hmxg-m83q, ghsa-355h-qmc2-wpwf, ghsa-389x-839f-4rhx, ghsa-38f8-5428-x5cv, ghsa-3p8m-j85q-pgmj, ghsa-45q3-82m4-75jr, ghsa-493p-pfq6-5258, ghsa-4g8c-wm8x-jfhw, ghsa-4gg5-vx3j-xwc7, ghsa-55g7-9cwv-5qfv, ghsa-57rv-r2g8-2cj3, ghsa-5jpm-x58v-624v, ghsa-5mg8-w23w-74h3, ghsa-6mjq-h674-j845, ghsa-6v67-2wr5-gvf4, ghsa-735f-pc8j-v9w8, ghsa-76h9-2vwh-w278, ghsa-78wr-2p64-hpwj, ghsa-7g45-4rm6-3mm3, ghsa-8297-v2rf-2p32, ghsa-84h7-rjj3-6jx4, ghsa-995c-6rp3-4m4x, ghsa-cfxw-4h78-h7fw, ghsa-cm33-6792-r9fm, ghsa-f2wh-grmh-r6jm, ghsa-f6hv-jmp6-3vwv, ghsa-fghv-69vj-qj49, ghsa-fh34-c629-p8xj, ghsa-fjpj-2g6w-x25r, ghsa-fx2c-96vj-985v, ghsa-g5ww-5jh7-63cx, ghsa-g8m5-722r-8whq, ghsa-gvpg-vgmx-xg6w, ghsa-h4h5-3hr4-j3g2, ghsa-h9mq-f6q5-6c8m, ghsa-j26w-f9rq-mr2q, ghsa-j288-q9x7-2f5v, ghsa-jfg9-48mv-9qgx, ghsa-jq43-27x9-3v86, ghsa-m4cv-j2px-7723, ghsa-mj4r-2hfc-f8p6, ghsa-mvr2-9pj6-7w5j, ghsa-pqr6-cmr2-h8hf, ghsa-pr98-23f8-jwxv, ghsa-prj3-ccx8-p6x4, ghsa-q4rv-gq96-w7c5, ghsa-qcwq-55hx-v3vh, ghsa-qffm-gf3j-6mvg, ghsa-qqpg-mvqg-649v, ghsa-rgrr-p7gp-5xj7, ghsa-rwm7-x88c-3g2p, ghsa-v8h7-rr48-vmmv, ghsa-vf5j-865m-mq7c, ghsa-wxr5-93ph-8wr9, ghsa-xpw8-rcwv-8f8p, ghsa-xq3w-v528-46rv, ghsa-xwmg-2g98-w7v9, ghsa-xxqh-mfjm-7mv9 applied in versions: 1.0.90-r4, 1.0.91-r0, 1.0.91-r1, 1.0.91-r2
18 May 202613:02
–osv
Rows per page
Vulners
Node
io.nettynetty-codec-mqttRange≤4.1.132.Finalmaven
OR
io.nettynetty-codec-mqttRange4.2.0.Alpha1–4.2.12.Finalmaven

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14 May 2026 20:41Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.15.3 - 7.5
EPSS0.0036
SSVC
CWE-400
mqttdecoderheadersize checksproperties
11