TI-2026-42398 Aliases CVE-2026-59258 GHSA-mxpm-jvrh-gcj5

immich < 3.0.3 Shared Album Editor Ownership Takeover via updateUser

HIGH 65CWE-863Published 2026-07-15 · Updated 2026-09-17

Key facts

Attack vector: Network
Privileges required: Low
User interaction: None
Attack complexity: Low
Attack requirements: None
Impact type: Security bypass
Confidentiality · integrity · availability: Low · High · High
Fix status: Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-863.

Summary

immich before 3.0.3 contains a broken access control vulnerability in the PUT /albums/:id/user/:userId endpoint that allows shared album editors to modify member roles without owner-only restrictions. Attackers with editor access can demote the album owner to editor and promote themselves to owner in sequential requests, gaining full control including deletion and eviction capabilities.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00456 39th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA

Fix Fixed immich (immich-app): 3.0.3

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
immich-app	immich	before 3.0.3	3.0.3	Patch available	CNA

immich Vendorimmich-app Affected before 3.0.3 Fixed in 3.0.3 Patch available CNA

CPE names Threatist (inferred) · 1

Inferred from how NVD named this product before; not given by a source.

CPE	Versions	Role	Vendor
cpe:2.3:a:futo:immich::::::::	—	—	immich-app

cpe:2.3:a:futo:immich:*:*:*:*:*:*:*:* Versions — — ·immich-app

Remediation

Fix · CNA immich (immich-app) Fixed in 3.0.3

Timeline

2026-10-02 Threatist record created from CVE-2026-59258
2026-10-03 Alias added: GHSA-mxpm-jvrh-gcj5

References

Exploit 1

Researcher Disclosure

Patch 2

Other 1

immich v3.0.3 Release Notes

TI-2026-38703 immich: One-click account takeover via XSS in login page continue redirect CVSS 3.1CRITICAL 9.6
TI-2026-19252 immich API Key Privilege Escalation vulnerability CVSS 3.1HIGH 8.8
TI-2026-65721 immich-app Immich Shared Link Preview access.ts checkSharedLinkAccess improper authorization CVSS 4.0MEDIUM 6.9
TI-2026-68375 Code injection in Immich lets authenticated users run code via SVG CVSS 4.0HIGH 7.7
TI-2026-83367 Unauthenticated path injection in Immich machine-learning service CVSS 3.1MEDIUM 6.5
TI-2025-28440 immich allows account hijacking through oauth2 CVSS 4.0HIGH 7.3

See all 15 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences