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PT-2026-39327

🗓️ 09 May 2026 00:00:00Reported by Positive TechnologiesType 
ptsecurity
 ptsecurity🔗 dbugs.ptsecurity.com👁 8 Views

Cache Middleware does not skip caching for per user responses with Vary: Authorization or Vary: Cookie, risking data exposure.

Related
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB		CVE-2026-44457
13 May 202614:58
–attackerkb
IBM Security Bulletins		Security Bulletin: IBM App Connect Enterprise Certified Container operator and operands are vulnerable to loss of confidentiality and denial of service due to multiple CVEs
1 Jun 202609:22
–ibm
Chainguard		CVE-2026-44457 vulnerabilities
10 May 202607:17
–cgr
CNNVD		Hono 安全漏洞
13 May 202600:00
–cnnvd
CVE		CVE-2026-44457
13 May 202614:58
–cve
Cvelist		CVE-2026-44457 Hono: Cache Middleware ignores Vary: Authorization / Vary: Cookie leading to cross-user cache leakage
13 May 202614:58
–cvelist
Github Security Blog		Hono's Cache Middleware ignores Vary: Authorization / Vary: Cookie leading to cross-user cache leakage
9 May 202600:28
–github
NVD		CVE-2026-44457
13 May 202616:16
–nvd
OSV		CGA-9C4W-JW9P-27MQ
10 May 202604:32
–osv
OSV		CLEANSTART-2026-BE61221 Security fixes for CVE-2025-62718, CVE-2025-69873, CVE-2026-29045, CVE-2026-29085, CVE-2026-29086, CVE-2026-29087, CVE-2026-2950, CVE-2026-30827, CVE-2026-33750, CVE-2026-33891, CVE-2026-33894, CVE-2026-33895, CVE-2026-33896, CVE-2026-33916, CVE-2026-33937, CVE-2026-34043, CVE-2026-35213, CVE-2026-39406, CVE-2026-39407, CVE-2026-39408, CVE-2026-39409, CVE-2026-39410, CVE-2026-40175, CVE-2026-41238, CVE-2026-41239, CVE-2026-41240, CVE-2026-42033, CVE-2026-42034, CVE-2026-42035, CVE-2026-42036, CVE-2026-42037, CVE-2026-42038, CVE-2026-42039, CVE-2026-42040, CVE-2026-42041, CVE-2026-42042, CVE-2026-42043, CVE-2026-42044, CVE-2026-42264, CVE-2026-42338, CVE-2026-44455, CVE-2026-44456, CVE-2026-44457, CVE-2026-44458, CVE-2026-44459, CVE-2026-4800, CVE-2026-4923, CVE-2026-4926, CVE-2026-6321, CVE-2026-6322, ghsa-2328-f5f3-gj25, ghsa-26pp-8wgv-hjvm, ghsa-27v5-c462-wpq7, ghsa-2g4f-4pwh-qvx6, ghsa-2qvq-rjwj-gvw9, ghsa-2w6w-674q-4c4q, ghsa-39q2-94rc-95cp, ghsa-3mfm-83xf-c92r, ghsa-3p68-rc4w-qgx5, ghsa-3v7f-55p6-f55p, ghsa-3w6x-2g7m-8v23, ghsa-442j-39wm-28r2, ghsa-445q-vr5w-6q77, ghsa-458j-xx4x-4375, ghsa-46wh-pxpv-q5gq, ghsa-5c6j-r48x-rmvq, ghsa-5c9x-8gcm-mpgx, ghsa-5m6q-g25r-mvwx, ghsa-5pq2-9x2x-5p6w, ghsa-62hf-57xw-28j9, ghsa-69xw-7hcm-h432, ghsa-6chq-wfr3-2hj9, ghsa-7rx3-28cr-v5wh, ghsa-92pp-h63x-v22m, ghsa-9cx6-37pm-9jff, ghsa-9vqf-7f2p-gf9v, ghsa-c2c7-rcm5-vvqj, ghsa-crv5-9vww-q3g8, ghsa-f23m-r3pf-42rh, ghsa-f886-m6hf-6m8v, ghsa-fvcv-3m26-pcqx, ghsa-h7mw-gpvr-xq4m, ghsa-j3q9-mxjg-w52f, ghsa-jg4p-7fhp-p32p, ghsa-m7pr-hjqh-92cm, ghsa-p6xx-57qc-3wxr, ghsa-p77w-8qqv-26rm, ghsa-pf86-5x62-jrwf, ghsa-pmwg-cvhr-8vh7, ghsa-ppp5-5v6c-4jwp, ghsa-q3j6-qgpj-74h6, ghsa-q5qw-h33p-qvwr, ghsa-q67f-28xg-22rw, ghsa-q8qp-cvcw-x6jj, ghsa-qj8w-gfj5-8c6v, ghsa-qp7p-654g-cw7p, ghsa-r4q5-vmmm-2653, ghsa-r5fr-rjxr-66jc, ghsa-r5rp-j6wh-rvv4, ghsa-v2v4-37r5-5v8g, ghsa-v39h-62p7-jpjc, ghsa-v8w9-8mx6-g223, ghsa-v9jr-rg53-9pgp, ghsa-vf2m-468p-8v99, ghsa-w9j2-pvgh-6h63, ghsa-wc8c-qw6v-h7f6, ghsa-wmmm-f939-6g9c, ghsa-xf4j-xp2r-rqqx, ghsa-xhjh-pmcv-23jw, ghsa-xhpv-hc6g-r9c6, ghsa-xjpj-3mr7-gcpf, ghsa-xpcf-pg52-r92g, ghsa-xx6v-rp6x-q39c applied in versions: 2.19.5-r0
18 May 202613:36
–osv
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13 May 2026 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.3
EPSS0.00038
per user responsesvary authorizationvary cookiecache middlewarecross user datadata exposure
8