CVE-2026-68525— Apache Tomcat: Redirect after FORM auth may bypass method specific constraints
Quick assessment
Affected
Apache Software Foundation Apache Tomcat
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Apache Tomcat 的 FORM 认证过程中存在授权不正确漏洞，允许绕过对资源访问的限制性安全约束（即限制用户只能通过 POST 方法访问资源，而不能通过 GET 方法）。 该问题影响以下版本的 Apache Tomcat：11.0.0-M1 至 11.0.24、10.1.0-M1 至 10.1.57、9.0.0-M1 至 9.0.120。 在创建此 CVE 时，以下版本已终止支持（EOL），但已知仍受影响：8.5.0 至 8.5.100、7.0.0 至 7.0.109。其他不受支持的版本也可能受到此漏洞影
Possible ATT&CK Techniques 1 AI
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I. Basic Information for CVE-2026-68525
Vulnerability Information
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Vulnerability Title
Apache Tomcat: Redirect after FORM auth may bypass method specific constraints
Source: CVE Program / CVE List V5
Vulnerability Description
Incorrect Authorization vulnerability in Apache Tomcat's FORM authentication process allows the bypassing of a security constraint that limits user has access to a resource POST but not GET.
This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.57, from 9.0.0.M1 through 9.0.120.
The following versions were EOL at the time the CVE was created but are
known to be affected: from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Other unsupported versions may also be affected.
Users are recommended to upgrade to version 11.0.25, 10.1.58 or 9.0.121, which fixes the issue.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不正确
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Apache Software Foundation | Apache Tomcat | 11.0.0-M1 ~ 11.0.24 | - |
|
II. Public POCs for CVE-2026-68525
| # | POC Description | Source Link | Shenlong Link |
|---|
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Mailing List Discussions for CVE-2026-68525 (1)
Same Patch Batch · Apache Software Foundation · 2026-08-25 · 14 CVEs total
| CVE-2026-73180 | Apache Tomcat: Authenticated WebSocket session survives end of HTTP session | |
| CVE-2026-68763 | Apache Tomcat: DoS via allocation leak in HTTP/2 backlog tracking when a stream is reset | |
| CVE-2026-68569 | Apache Tomcat: Principal lookup can fail open in some cases | |
| CVE-2026-66422 | Apache Tomcat: Servlet role references can bypass declarative role constraints | |
| CVE-2026-65927 | Apache Tomcat: RewriteValve [N] restarts at the second rule and may bypass access control | |
| CVE-2026-65905 | Apache Tomcat: Limited replay attack possible with DIGEST authentication | |
| CVE-2026-65637 | Apache Tomcat: HTTP/2 no-authority bypass of strict SNI validation - CVE-2026-32990 fix in | |
| CVE-2026-65183 | Apache Tomcat: TOCTOU when setting specific permissions for Unix Domain Sockets | |
| CVE-2026-65182 | Apache Tomcat: Bypass longest prefix security constraint | |
| CVE-2026-49845 | Apache Hive: SQL Injection vulnerability in HiveMetaStore partition-name direct-SQL paths | |
| CVE-2026-55976 | Apache Hive: SSRF vulnerability in Hive Avro Serde due to Insufficient input validation on | |
| CVE-2026-53561 | Apache Hive: Unauthenticated authentication bypass in HiveServer2 HTTP SAML bearer-token v | |
| CVE-2026-49050 | Apache DolphinScheduler: General user can mint admin access tokens via /access-tokens |
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CVE-2026-66422
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V. Comments for CVE-2026-68525
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