Description
Anchorr is a Discord bot for requesting movies and TV shows and receiving notifications when items are added to a media server. In versions 1.4.1 and below, a stored Cross-site Scripting (XSS) vulnerability in the web dashboard's User Mapping dropdown allows any unprivileged Discord user in the configured guild to execute arbitrary JavaScript in the Anchorr admin's browser. By chaining this with the GET /api/config endpoint (which returns all secrets in plaintext), an attacker can exfiltrate every credential stored in Anchorr which includes DISCORD_TOKEN, JELLYFIN_API_KEY, JELLYSEERR_API_KEY, JWT_SECRET, WEBHOOK_SECRET, and bcrypt password hashes without any authentication to Anchorr itself. This issue has been fixed in version 1.4.2.
Published: 2026-03-20
Score: 9.7 Critical
EPSS: < 1% Very Low
KEV: No
Impact: Remote Code Execution leading to credential theft
Action: Immediate Patch
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Fri, 27 Mar 2026 16:30:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:discord:anchorr:*:*:*:*:*:*:*:* cpe:2.3:a:openvessl:anchorr:*:*:*:*:*:*:*:*
Vendors & Products Discord
Discord anchorr

Fri, 27 Mar 2026 15:30:00 +0000

Type Values Removed Values Added
First Time appeared Discord
Discord anchorr
CPEs cpe:2.3:a:discord:anchorr:*:*:*:*:*:*:*:*
Vendors & Products Discord
Discord anchorr

Fri, 20 Mar 2026 18:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Fri, 20 Mar 2026 09:00:00 +0000

Type Values Removed Values Added
First Time appeared Openvessl
Openvessl anchorr
Vendors & Products Openvessl
Openvessl anchorr

Fri, 20 Mar 2026 03:15:00 +0000

Type Values Removed Values Added
Description Anchorr is a Discord bot for requesting movies and TV shows and receiving notifications when items are added to a media server. In versions 1.4.1 and below, a stored Cross-site Scripting (XSS) vulnerability in the web dashboard's User Mapping dropdown allows any unprivileged Discord user in the configured guild to execute arbitrary JavaScript in the Anchorr admin's browser. By chaining this with the GET /api/config endpoint (which returns all secrets in plaintext), an attacker can exfiltrate every credential stored in Anchorr which includes DISCORD_TOKEN, JELLYFIN_API_KEY, JELLYSEERR_API_KEY, JWT_SECRET, WEBHOOK_SECRET, and bcrypt password hashes without any authentication to Anchorr itself. This issue has been fixed in version 1.4.2.
Title Anchorr: Stored XSS in User Mapping dropdown allows unprivileged Discord users to exfiltrate all secrets via /api/config
Weaknesses CWE-200
CWE-79
References
Metrics cvssV3_1

{'score': 9.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H'}


Subscriptions

Openvessl Anchorr
cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-03-20T18:08:39.685Z

Reserved: 2026-03-16T21:03:44.422Z

Link: CVE-2026-32890

cve-icon Vulnrichment

Updated: 2026-03-20T16:54:58.814Z

cve-icon NVD

Status : Analyzed

Published: 2026-03-20T03:16:00.060

Modified: 2026-03-27T16:23:02.673

Link: CVE-2026-32890

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-03-27T20:26:52Z

Weaknesses