# HKUDS LightRAG vulnerabilities

Source: https://junglewise.ai/threats/technologies/lightrag  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/lightrag.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 8 vulnerabilities in HKUDS LightRAG: 0 in the last 7 days and 5 in the last 90 days, 3 of them critical and 0 exploited in the wild. The most recent, CVE-2026-86062, was published on 22 September 2026. Nothing in the last four weeks, down from 5 vulnerabilities in the four before. 0 critical against 1.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 5
- All time: 8 (3 critical, 0 exploited in the wild)

## About HKUDS LightRAG

LightRAG is an open-source framework designed to enhance Retrieval-Augmented Generation (RAG) systems using graph-based structures.

## Latest HKUDS LightRAG vulnerabilities

- [CVE-2026-86062: LightRAG WebUI stored XSS in chat answer renderer](https://junglewise.ai/threats/cve-2026-86062-lightrag-webui-stored-xss-in-chat-answer-renderer) (medium, CVSS 6.1, published 22 Sep 2026)
- [CVE-2026-85740: LightRAG SSRF via IPv6-transition address bypass in markdown image download](https://junglewise.ai/threats/cve-2026-85740-lightrag-ssrf-via-ipv6-transition-address-bypass-in-markdown) (high, CVSS 7.1, published 22 Sep 2026)
- [CVE-2026-85734: lightrag-hku /login endpoint missing rate limiting enables brute-force attacks](https://junglewise.ai/threats/cve-2026-85734-lightrag-hku-login-endpoint-missing-rate-limiting-enables-brute) (critical, CVSS 9.1, published 22 Sep 2026)
- [CVE-2026-85725: LightRAG plaintext password timing attack vulnerability](https://junglewise.ai/threats/cve-2026-85725-lightrag-plaintext-password-timing-attack-vulnerability) (medium, CVSS 5.9, published 22 Sep 2026)
- [CVE-2026-85709: LightRAG API sensitive information exposure in error responses](https://junglewise.ai/threats/cve-2026-85709-lightrag-api-sensitive-information-exposure-in-error-responses) (medium, CVSS 5.3, published 22 Sep 2026)
- [CVE-2026-61740: HKUDS LightRAG authentication bypass in API-key-only mode](https://junglewise.ai/threats/cve-2026-61740-hkuds-lightrag-authentication-bypass-in-api-key-only-mode) (critical, CVSS 4, published 15 Jul 2026)
- [CVE-2026-61736: HKUDS LightRAG permissive CORS policy in API server](https://junglewise.ai/threats/cve-2026-61736-hkuds-lightrag-permissive-cors-policy-in-api-server) (critical, CVSS 9.3, published 15 Jul 2026)
- [CVE-2026-39413: HKUDS LightRAG JWT algorithm confusion in API auth](https://junglewise.ai/threats/cve-2026-39413-hkuds-lightrag-jwt-algorithm-confusion-in-api-auth) (medium, CVSS 4.2, published 8 Apr 2026)

## Most severe HKUDS LightRAG vulnerabilities

- [CVE-2026-61736: HKUDS LightRAG permissive CORS policy in API server](https://junglewise.ai/threats/cve-2026-61736-hkuds-lightrag-permissive-cors-policy-in-api-server) (critical, CVSS 9.3, published 15 Jul 2026)
- [CVE-2026-85734: lightrag-hku /login endpoint missing rate limiting enables brute-force attacks](https://junglewise.ai/threats/cve-2026-85734-lightrag-hku-login-endpoint-missing-rate-limiting-enables-brute) (critical, CVSS 9.1, published 22 Sep 2026)
- [CVE-2026-61740: HKUDS LightRAG authentication bypass in API-key-only mode](https://junglewise.ai/threats/cve-2026-61740-hkuds-lightrag-authentication-bypass-in-api-key-only-mode) (critical, CVSS 4, published 15 Jul 2026)
- [CVE-2026-85740: LightRAG SSRF via IPv6-transition address bypass in markdown image download](https://junglewise.ai/threats/cve-2026-85740-lightrag-ssrf-via-ipv6-transition-address-bypass-in-markdown) (high, CVSS 7.1, published 22 Sep 2026)
- [CVE-2026-86062: LightRAG WebUI stored XSS in chat answer renderer](https://junglewise.ai/threats/cve-2026-86062-lightrag-webui-stored-xss-in-chat-answer-renderer) (medium, CVSS 6.1, published 22 Sep 2026)
- [CVE-2026-85725: LightRAG plaintext password timing attack vulnerability](https://junglewise.ai/threats/cve-2026-85725-lightrag-plaintext-password-timing-attack-vulnerability) (medium, CVSS 5.9, published 22 Sep 2026)
- [CVE-2026-85709: LightRAG API sensitive information exposure in error responses](https://junglewise.ai/threats/cve-2026-85709-lightrag-api-sensitive-information-exposure-in-error-responses) (medium, CVSS 5.3, published 22 Sep 2026)
- [CVE-2026-39413: HKUDS LightRAG JWT algorithm confusion in API auth](https://junglewise.ai/threats/cve-2026-39413-hkuds-lightrag-jwt-algorithm-confusion-in-api-auth) (medium, CVSS 4.2, published 8 Apr 2026)

## Vulnerabilities per week

Nothing in the last four weeks, down from 5 vulnerabilities in the four before. 0 critical against 1.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 5 | 1 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other HKUDS technologies

- [HKUDS OpenHarness](https://junglewise.ai/threats/technologies/openharness): 11 vulnerabilities
- [HKUDS Nanobot](https://junglewise.ai/threats/technologies/nanobot): 8 vulnerabilities
- [HKUDS Vibe-Trading](https://junglewise.ai/threats/technologies/vibe-trading): 8 vulnerabilities
- [HKUDS DeepTutor](https://junglewise.ai/threats/technologies/deeptutor): 7 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "HKUDS LightRAG vulnerabilities", https://junglewise.ai/threats/technologies/lightrag, 9 November 2026.