CVE-2026-66756— Apache Tika: unpack endpoint in tika-server allows configuration with unsecureFeatures=false
Possible ATT&CK Techniques 1AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Apache Software Foundation | Apache Tika | 4.0.0-alpha-1< 4.0.0-beta-1 | affected |
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I. Basic Information for CVE-2026-66756
Vulnerability Information
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Vulnerability Title
Apache Tika: unpack endpoint in tika-server allows configuration with unsecureFeatures=false
Source: CVE Program / CVE List V5
Vulnerability Description
Improper Protection of Alternate Path vulnerability in Apache Tika. This issue affects Apache Tika: from 4.0.0-alpha-1 before 4.0.0-beta-1. Users are recommended to upgrade to version 4.0.0-beta-1, which fixes the issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
对候选路径的不恰当保护
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Apache Software Foundation | Apache Tika | 4.0.0-alpha-1 ~ 4.0.0-beta-1 | - |
II. Public POCs for CVE-2026-66756
| # | POC Description | Source Link | Shenlong Link |
|---|
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Mailing List Discussions for CVE-2026-66756 (1)
Same Patch Batch · Apache Software Foundation · 2026-07-30 · 13 CVEs total
| CVE-2026-66755 | 5.9 MEDIUM | Apache Tika: Arbitrary Local File Read in ISArchiveParser |
| CVE-2026-23985 | 5.3 MEDIUM | Apache Superset: Regular Expression Denial of Service (ReDoS) in SQL Parser |
| CVE-2026-23981 | 5.3 MEDIUM | Apache Superset: Improper Authorization in Chart Update allowing Dashboard Modification |
| CVE-2026-52680 | Apache Kyuubi: REST batch multipart upload path traversal allows controlled file write | |
| CVE-2026-48910 | Apache JSPWiki: Markdown parser allows XSS injection in Markdown error processing | |
| CVE-2026-28814 | Apache JSPWiki: Pre-Authentication Arbitrary Wiki Markup Rendering | |
| CVE-2026-28813 | Apache JSPWiki: JSPWiki vulnerable to JSON hijacking | |
| CVE-2026-28812 | Apache JSPWiki: UserManager does not sanity-check user database at startup | |
| CVE-2026-28811 | Apache JSPWiki: Error Handling - Reveals Error Details | |
| CVE-2026-44617 | Apache Zeppelin: LDAP filter injection in LdapRealm — incomplete fix of CVE-2024-31867 | |
| CVE-2026-44616 | Apache Zeppelin: LDAP injection in ActiveDirectoryGroupRealm filter construction | |
| CVE-2026-44613 | Apache Zeppelin: Cross-site request forgery in REST and WebSocket request handling |
IV. Related Vulnerabilities
Same product: Apache Tika
- CVE-2026-66755
Apache Tika: Arbitrary Local File Read in ISArchiveParser - CVE-2022-33879
Incomplete fix and new regex DoS in StandardsExtractingConte - CVE-2022-30973
Missing fix for CVE-2022-30126 in 1.28.2 - CVE-2022-30126
Apache Tika Regular Expression Denial of Service in Standard - CVE-2022-25169
Apache Tika BPGParser Memory Usage DoS
Same vendor: Apache Software Foundation
- CVE-2026-66755
Apache Tika: Arbitrary Local File Read in ISArchiveParser - CVE-2026-23985
Apache Superset: Regular Expression Denial of Service (ReDoS - CVE-2026-23981
Apache Superset: Improper Authorization in Chart Update allo - CVE-2026-52680
Apache Kyuubi: REST batch multipart upload path traversal al - CVE-2026-48910
Apache JSPWiki: Markdown parser allows XSS injection in Mark
Same weakness: CWE-424
V. Comments for CVE-2026-66756
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