CVE catalog

CVE-2026-59788

The email media type OAuth form passes the Authorization endpoint value to window.open() without validating the URL scheme, so a javascript: URL is executed in the browser. This means a crafted media

[CVE catalog]

Severity: Medium · CVSS 5.7CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:A/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Published: Oct 4, 2026, 10:00:00 PM UTC
Updated: Oct 5, 2026, 11:17:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 0.25% · Oct 25, 2026

The email media type OAuth form passes the Authorization endpoint value to window.open() without validating the URL scheme, so a javascript: URL is executed in the browser. This means a crafted media type configuration, deliverable as an import file, runs arbitrary JavaScript as the Super Admin who grants consent.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	zabbix	sid	`1:7.0.29+dfsg-2`	not affected
Debian	zabbix	forky	`1:7.0.29+dfsg-2`	not affected
Debian	zabbix	trixie	`1:7.0.22+dfsg-1~deb13u1`	not affected
Debian	zabbix	bookworm	`1:6.0.14+dfsg-1`	not affected

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	zabbix	source	sid	`Not affected`	unimportant	Not reported	Not reported
Debian	zabbix	source	forky	`Not affected`	unimportant	Not reported	Not reported
Debian	zabbix	source	trixie	`Not affected`	unimportant	Not reported	Not reported
Debian	zabbix	source	bookworm	`Not affected`	unimportant	Not reported	Not reported

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[zabbix-agent]Not affected
Source package: [zabbix]
Details (4)
- 1:6.0.14+dfsg-1+b1 · amd64 · bookworm
  Not affected
  nvd · zabbix · debian · bookworm
- 1:6.0.14+dfsg-1+b1 · arm64 · bookworm
  Not affected
  nvd · zabbix · debian · bookworm
- 1:7.0.9+dfsg-1~bpo12+1 · amd64 · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm
- 1:7.0.9+dfsg-1~bpo12+1 · arm64 · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm
[zabbix-agent2]Not affected
Source package: [zabbix]
Details (4)
- 1:6.0.14+dfsg-1+b1 · amd64 · bookworm
  Not affected
  nvd · zabbix · debian · bookworm
- 1:6.0.14+dfsg-1+b1 · arm64 · bookworm
  Not affected
  nvd · zabbix · debian · bookworm
- 1:7.0.9+dfsg-1~bpo12+1 · amd64 · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm
- 1:7.0.9+dfsg-1~bpo12+1 · arm64 · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm
[zabbix-frontend-php]Not affected
Source package: [zabbix]
Details (4)
- 1:6.0.14+dfsg-1 · all · bookworm
  Not affected
  nvd · zabbix · debian · bookworm
- 1:6.0.14+dfsg-1 · all · bookworm
  Not affected
  nvd · zabbix · debian · bookworm
- 1:7.0.9+dfsg-1~bpo12+1 · all · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm
- 1:7.0.9+dfsg-1~bpo12+1 · all · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm
[zabbix-java-gateway]Not affected
Source package: [zabbix]
Details (4)
- 1:6.0.14+dfsg-1 · all · bookworm
  Not affected
  nvd · zabbix · debian · bookworm
- 1:6.0.14+dfsg-1 · all · bookworm
  Not affected
  nvd · zabbix · debian · bookworm
- 1:7.0.9+dfsg-1~bpo12+1 · all · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm
- 1:7.0.9+dfsg-1~bpo12+1 · all · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm
[zabbix-proxy-mysql]Not affected
Source package: [zabbix]
Details (4)
- 1:6.0.14+dfsg-1+b1 · amd64 · bookworm
  Not affected
  nvd · zabbix · debian · bookworm
- 1:6.0.14+dfsg-1+b1 · arm64 · bookworm
  Not affected
  nvd · zabbix · debian · bookworm
- 1:7.0.9+dfsg-1~bpo12+1 · amd64 · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm
- 1:7.0.9+dfsg-1~bpo12+1 · arm64 · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm
[zabbix-proxy-pgsql]Not affected
Source package: [zabbix]
Details (4)
- 1:6.0.14+dfsg-1+b1 · amd64 · bookworm
  Not affected
  nvd · zabbix · debian · bookworm
- 1:6.0.14+dfsg-1+b1 · arm64 · bookworm
  Not affected
  nvd · zabbix · debian · bookworm
- 1:7.0.9+dfsg-1~bpo12+1 · amd64 · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm
- 1:7.0.9+dfsg-1~bpo12+1 · arm64 · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm
[zabbix-proxy-sqlite3]Not affected
Source package: [zabbix]
Details (4)
- 1:6.0.14+dfsg-1+b1 · amd64 · bookworm
  Not affected
  nvd · zabbix · debian · bookworm
- 1:6.0.14+dfsg-1+b1 · arm64 · bookworm
  Not affected
  nvd · zabbix · debian · bookworm
- 1:7.0.9+dfsg-1~bpo12+1 · amd64 · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm
- 1:7.0.9+dfsg-1~bpo12+1 · arm64 · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm
[zabbix-sender]Not affected
Source package: [zabbix]
Details (2)
- 1:7.0.9+dfsg-1~bpo12+1 · amd64 · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm
- 1:7.0.9+dfsg-1~bpo12+1 · arm64 · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm
[zabbix-server-mysql]Not affected
Source package: [zabbix]
Details (4)
- 1:6.0.14+dfsg-1+b1 · amd64 · bookworm
  Not affected
  nvd · zabbix · debian · bookworm
- 1:6.0.14+dfsg-1+b1 · arm64 · bookworm
  Not affected
  nvd · zabbix · debian · bookworm
- 1:7.0.9+dfsg-1~bpo12+1 · amd64 · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm
- 1:7.0.9+dfsg-1~bpo12+1 · arm64 · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm
[zabbix-server-pgsql]Not affected
Source package: [zabbix]
Details (4)
- 1:6.0.14+dfsg-1+b1 · amd64 · bookworm
  Not affected
  nvd · zabbix · debian · bookworm
- 1:6.0.14+dfsg-1+b1 · arm64 · bookworm
  Not affected
  nvd · zabbix · debian · bookworm
- 1:7.0.9+dfsg-1~bpo12+1 · amd64 · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm
- 1:7.0.9+dfsg-1~bpo12+1 · arm64 · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm
[zabbix-web-service]Not affected
Source package: [zabbix]
Details (4)
- 1:6.0.14+dfsg-1+b1 · amd64 · bookworm
  Not affected
  nvd · zabbix · debian · bookworm
- 1:6.0.14+dfsg-1+b1 · arm64 · bookworm
  Not affected
  nvd · zabbix · debian · bookworm
- 1:7.0.9+dfsg-1~bpo12+1 · amd64 · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm
- 1:7.0.9+dfsg-1~bpo12+1 · arm64 · bookworm-backports
  Not affected
  nvd · zabbix · debian · bookworm

Observed: Oct 23, 2026, 7:46:37 PM UTC

References

[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [Red Hat security advisories and VEX]