CVE-2026-65183— Apache Tomcat: TOCTOU when setting specific permissions for Unix Domain Sockets
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是美国Apache基金会的一个个Java Servlet容器。 Apache Tomcat 11.0.0-M1版本至11.0.24版本、10.1.0-M1版本至10.1.57版本和9.0.42版本至9.0.120版本存在竞争条件问题漏洞，该漏洞源于创建Unix域套接字时存在检查时间使用时间（TOCTOU）竞争条件，可能导致未经授权的本地用户访问Unix域套接字。
Possible ATT&CK Techniques 2 AI
T1003 · OS Credential Dumping T1212 · Exploitation for Credential AccessAffected Version Matrix 5
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Apache Software Foundation | Apache Tomcat | 11.0.0-M1≤ 11.0.24 |
affected |
10.1.0-M1≤ 10.1.57 |
affected | ||
9.0.42≤ 9.0.120 |
affected | ||
8.5.0≤ 8.5.100 |
unaffected | ||
7.0.0≤ 7.0.109 |
unaffected |
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2026-65183
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
Apache Tomcat: TOCTOU when setting specific permissions for Unix Domain Sockets
Source: CVE Program / CVE List V5
Vulnerability Description
Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in Apache Tomcat when creating unix domain sockets allows an unauthorised local user to access the unix domain socket.
This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.57, from 9.0.42 through 9.0.120.
Users are recommended to upgrade to version 11.0.25, 10.1.58, 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
检查时间与使用时间(TOCTOU)的竞争条件
Source: CVE Program / CVE List V5
Vulnerability Title
Apache Tomcat 竞争条件问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Tomcat是美国Apache基金会的一个个Java Servlet容器。 Apache Tomcat 11.0.0-M1版本至11.0.24版本、10.1.0-M1版本至10.1.57版本和9.0.42版本至9.0.120版本存在竞争条件问题漏洞，该漏洞源于创建Unix域套接字时存在检查时间使用时间（TOCTOU）竞争条件，可能导致未经授权的本地用户访问Unix域套接字。
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 Tomcat | 11.0.0-M1 ~ 11.0.24 | - |
|
II. Public POCs for CVE-2026-65183
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-65183
请登录查看更多情报信息。
Mailing List Discussions for CVE-2026-65183 (1)
Same Patch Batch · Apache Software Foundation · 2026-08-25 · 14 CVEs total
| CVE-2026-49050 | Apache DolphinScheduler: General user can mint admin access tokens via /access-tokens | |
| CVE-2026-53561 | Apache Hive: Unauthenticated authentication bypass in HiveServer2 HTTP SAML bearer-token v | |
| CVE-2026-55976 | Apache Hive: SSRF vulnerability in Hive Avro Serde due to Insufficient input validation on | |
| CVE-2026-49845 | Apache Hive: SQL Injection vulnerability in HiveMetaStore partition-name direct-SQL paths | |
| CVE-2026-65182 | Apache Tomcat: Bypass longest prefix security constraint | |
| CVE-2026-65637 | Apache Tomcat: HTTP/2 no-authority bypass of strict SNI validation - CVE-2026-32990 fix in | |
| CVE-2026-65905 | Apache Tomcat: Limited replay attack possible with DIGEST authentication | |
| CVE-2026-65927 | Apache Tomcat: RewriteValve [N] restarts at the second rule and may bypass access control | |
| CVE-2026-66422 | Apache Tomcat: Servlet role references can bypass declarative role constraints | |
| CVE-2026-68525 | Apache Tomcat: Redirect after FORM auth may bypass method specific constraints | |
| CVE-2026-68569 | Apache Tomcat: Principal lookup can fail open in some cases | |
| CVE-2026-68763 | Apache Tomcat: DoS via allocation leak in HTTP/2 backlog tracking when a stream is reset | |
| CVE-2026-73180 | Apache Tomcat: Authenticated WebSocket session survives end of HTTP session |
IV. Related Vulnerabilities
Same product: Apache Tomcat
-
CVE-2026-87022
Apache Tomcat: WebSocket message smuggling with per-message- -
CVE-2026-86350
Apache Tomcat: Regression in fix for CVE-2026-41293 can trig -
CVE-2026-86248
Apache Tomcat: Fix for CVE-2026-34500 was incomplete. OCSP c -
CVE-2026-79677
Apache Tomcat: WebSocket DoS due to lost asynchronous write -
CVE-2026-78437
Apache Tomcat: HTTP/2 DoS via malformed request
Same vendor: Apache Software Foundation
-
CVE-2026-92120
Apache Allura: Oauth1 Replay Attack -
CVE-2026-92119
Apache Allura: REST API Mass Assignment -
CVE-2026-92116
Apache Allura: OAuth1 missing callback validation -
CVE-2026-85499
Apache SkyWalking BanyanDB: Canopy does not enforce readonly -
CVE-2026-103636
Apache DataSketches: datasketches-cpp: Out-of-bounds read in
Same weakness: CWE-367
-
CVE-2026-108361
Privasys Intra-handshake attested TLS implementation is vuln -
CVE-2026-108698
hyper-mcp through 0.8.3 OCI Plugin Signature Verification TO -
CVE-2026-108741
Shepherd through 0.3.1 SSRF via DNS Rebinding in Citation Ch -
CVE-2026-73179
Apache CXF: JPA authorization-code consume is non-atomic -
CVE-2026-106451
yawkat LZ4 Java: Native library extraction to a shared tempo
V. Comments for CVE-2026-65183
No comments yet