MediumVulnerabilityLLM-specific

CVE-2026-108583: zotero-mcp server-side request forgery via zotero_add_by_url

Source: NVD(opens in a new tab)
Identifier: CVE-2026-108583
Published: October 10, 2026
Record updated: October 10, 2026

Known exploitation: Not listed in the CISA Known Exploited Vulnerabilities catalog at the last check.

Summary

zotero-mcp versions 0.10.0 through 0.14.1 contain a server-side request forgery flaw in _fetch_embedded_metadata, which fetches URLs without destination validation. An attacker who uses prompt injection to make the agent call zotero_add_by_url can reach loopback, private, or link-local hosts, directly or through redirects, and leak citation meta-tags and error details.

Mitigation

The source does not state a fix yet. Check the original advisory for updates.

Details

Scores and exploitation

CVSS score: 4.2(medium)
CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
Attack vector: network
Attack complexity: high
Privileges required: none
User interaction: required
EPSS: Not scored. FIRST had not published an EPSS score for this CVE when it was last checked on October 10, 2026.
Disclosure date: October 10, 2026

Weaknesses and techniques

Weakness (CWE): CWE-918
Attack pattern (CAPEC): CAPEC-664
AI threat technique (MITRE ATLAS): AML.T0051

Classification

Attack type: Prompt injection
Attack sophistication: Moderate
AI component targeted: Agent
Impact: Confidentiality
Labels: security

How this record was produced

Summaries, mitigations and labels on this page are generated automatically from the source. The linked source is authoritative. The source gives this advisory a description and no title, so the title above is a headline generated from the source text.

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-108583

First tracked: October 10, 2026 at 02:08 PM ET, from NVD/CVE Database

Classifier: claude-haiku-5-5, prompt v4

Classifier confidence: 90% (self-assessed)

Summary

Mitigation

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