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2 vulnerabilities found for @hydrooj/ui-default by hydro-dev
CVE-2026-126800 (GCVE-0-2026-126800)
Vulnerability from nvd – Published: 2026-11-11 20:53 – Updated: 2026-11-12 19:43
VLAI
EPSS
VEX
Title
Hydro @hydrooj/ui-default before 4.59.1 Stored XSS via Markdown language- Class
Summary
Hydro @hydrooj/ui-default before 4.59.1 contains a stored cross-site scripting vulnerability that allows registered users to inject script by placing double quotes in language- class tokens within markdown-it-xss.ts. Attackers can store a payload in their profile bio that executes when administrators or other users view it, stealing the non-httpOnly sid session cookie for session hijacking.
Severity
8.7 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-11-12 19:43 UTC
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://github.com/hydro-dev/Hydro/commit/3bae56f… | patch |
| https://github.com/hydro-dev/Hydro/blob/3c8286dd1… | technical-description |
| https://vul.yulun.ac.cn/20261107/hydro/ | third-party-advisory |
| https://www.vulncheck.com/advisories/hydro-hydroo… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| hydro-dev | @hydrooj/ui-default |
Affected:
0 , < 4.59.1
(semver)
|
Date Public
2026-11-07 04:13
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CVE-2026-126800 (GCVE-0-2026-126800)
Vulnerability from cvelistv5 – Published: 2026-11-11 20:53 – Updated: 2026-11-12 19:43
VLAI
EPSS
VEX
Title
Hydro @hydrooj/ui-default before 4.59.1 Stored XSS via Markdown language- Class
Summary
Hydro @hydrooj/ui-default before 4.59.1 contains a stored cross-site scripting vulnerability that allows registered users to inject script by placing double quotes in language- class tokens within markdown-it-xss.ts. Attackers can store a payload in their profile bio that executes when administrators or other users view it, stealing the non-httpOnly sid session cookie for session hijacking.
Severity
8.7 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-11-12 19:43 UTC
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://github.com/hydro-dev/Hydro/commit/3bae56f… | patch |
| https://github.com/hydro-dev/Hydro/blob/3c8286dd1… | technical-description |
| https://vul.yulun.ac.cn/20261107/hydro/ | third-party-advisory |
| https://www.vulncheck.com/advisories/hydro-hydroo… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| hydro-dev | @hydrooj/ui-default |
Affected:
0 , < 4.59.1
(semver)
|
Date Public
2026-11-07 04:13
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