CVE-2026-25688— Apache Answer: XSS in AI Answer Rendering
Possible ATT&CK Techniques 2AI
T1059 · Command and Scripting Interpreter T1189 · Drive-by CompromiseAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Apache Software Foundation | Apache Answer | ≤ 2.0.0 | affected |
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I. Basic Information for CVE-2026-25688
Vulnerability Information
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Vulnerability Title
Apache Answer: XSS in AI Answer Rendering
Source: NVD (National Vulnerability Database)
Vulnerability Description
Improper Neutralization of Alternate XSS Syntax vulnerability in Apache Answer. This issue affects Apache Answer: through 2.0.0. AI-generated response content was rendered in the browser without proper sanitization, allowing malicious scripts to be executed when the content was viewed. Users are recommended to upgrade to version 2.0.1, which fixes the issue.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
替代XSS语法转义处理不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Apache Answer 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Answer是美国阿帕奇（Apache）基金会的一个社区平台。 Apache Answer 2.0.0及之前版本存在安全漏洞，该漏洞源于对备用XSS语法中和不当，导致AI生成内容在浏览器中渲染时未正确清理，可能允许恶意脚本执行。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Apache Software Foundation | Apache Answer | 0 ~ 2.0.0 | - |
II. Public POCs for CVE-2026-25688
| # | POC Description | Source Link | Shenlong Link |
|---|
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Mailing List Discussions for CVE-2026-25688 (1)
Same Patch Batch · Apache Software Foundation · 2026-06-09 · 7 CVEs total
| CVE-2026-49818 | Apache Airflow Samba provider: Path traversal in GCSToSambaOperator via GCS object names | |
| CVE-2026-34905 | Apache Answer: Unlisted Questions Accessible via Direct API Access | |
| CVE-2026-34033 | Apache Answer: HTML Content Injection in Email | |
| CVE-2026-34031 | Apache Answer: The custom avatar was not properly validated | |
| CVE-2026-33582 | Apache Answer: Uploading specially crafted TIFF files causes an Out-of-Memory error | |
| CVE-2026-25699 | Apache Answer: Authorization Bypass in Timeline API |
IV. Related Vulnerabilities
Same product: Apache Answer
- CVE-2026-25700
Apache Answer: AdminToken not invalidated after admin deacti - CVE-2026-34905
Apache Answer: Unlisted Questions Accessible via Direct API - CVE-2026-34033
Apache Answer: HTML Content Injection in Email - CVE-2026-34031
Apache Answer: The custom avatar was not properly validated - CVE-2026-33582
Apache Answer: Uploading specially crafted TIFF files causes
Same vendor: Apache Software Foundation
- CVE-2026-49872
Apache APISIX: Improper authentication in cas-auth plugin - CVE-2026-49871
Apache APISIX: cas-auth login CSRF / session injection issue - CVE-2026-47341
Apache APISIX: Session replay issue in hmac-auth - CVE-2026-48895
Apache APISIX: Cas-auth Host header influence on CAS service - CVE-2026-49231
Apache APISIX: Identity spoofing issue in APISIX opa plugin
Same weakness: CWE-87
- CVE-2026-55237
AutoGPT SignUp Page has DOM-Based XSS and Open Redirect - CVE-2026-45314
Open WebUI: XSS via SVG in /api/v1/channels/webhooks/{webhoo - CVE-2026-42458
Magento LTS: Reflected XSS - Import -> Data Flow (profiles) - CVE-2026-42235
n8n: XSS via MCP OAuth client - CVE-2026-40321
DotNetNuke.Core has stored cross-site-scripting (XSS) via SV
V. Comments for CVE-2026-25688
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