Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-115748— Apache Vysper: Authorization bypass

Quick assessment

Affected
Apache Software Foundation Apache Vysper
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.

指定版本时不受支持：Apache Vysper 所有版本中存在授权绕过漏洞。 Apache Vysper 是一个 XMPP（Jabber）服务器库。其 XEP-0077（带内注册）实现中缺少身份验证检查，导致任何已认证用户均可攻击并 compromise（接管/破坏）其他账户。 由于该项目已停止维护，我们计划不再发布修复此问题的版本。建议用户寻找替代方案。

CVSS 8.8 · High EPSS 0.61% · P49

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 1

VendorProduct Version RangeStatus
Apache Software Foundation Apache Vysper ≤ * affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-115748

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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 Vysper: Authorization bypass
Source: CVE Program / CVE List V5
Vulnerability Description
**UNSUPPORTED WHEN ASSIGNED**  Authorization bypass in Apache Vysper, all versions. Apache Vysper is an XMPP (Jabber) server library. Its XEP-0077 (In-Band Registration) implementation is missing an authentication check, allowing any authenticated user to compromise other accounts. As this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Apache Software Foundation Apache Vysper 0 ~ * -

II. Public POCs for CVE-2026-115748

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-115748

请登录查看更多情报信息。

Mailing List Discussions for CVE-2026-115748 (1)

Other References for CVE-2026-115748 (1)

Same Patch Batch · Apache Software Foundation · 2026-10-26 · 12 CVEs total

CVE-2026-115721 7.5 HIGH Apache Vysper: Unbounded allocation
CVE-2026-90885 7.5 HIGH Apache Camel: Camel-Saxon XML External Entity Processing - XQueryBuilder Parsed a Message
CVE-2026-95628 5.4 MEDIUM Apache Camel: Camel-Docling Custom CLI Argument Path Validation Does Not Reject Absolute P
CVE-2026-95629 5.4 MEDIUM Apache Camel: Camel-Docling Unvalidated Output Path Header Enables Writing Conversion Outp
CVE-2026-95664 5.4 MEDIUM Apache Camel: Camel-AWS2-S3 Producer Evaluates Untrusted S3 Object Keys From the CamelAwsS
CVE-2026-101259 5.3 MEDIUM Apache Camel: Camel-CoAP Information Disclosure via Unmuted Consumer Exceptions
CVE-2026-94386 4.8 MEDIUM Apache Camel: Camel-OAuth Cross-Scope Token Reuse via an Under-Keyed JVM-Global Client Cre
CVE-2026-95663 4.8 MEDIUM Apache Camel: Camel-Keycloak Security Policy Accepts Expired Access Tokens Because Cached
CVE-2026-111422 Apache Airflow SSH provider: SSHRemoteJobOperator: `environment` values are executed as sh
CVE-2026-110748 Apache SIS: CWE-22: improper limitation of paths to GML, GeoTIFF, NADCON or NTv2 files
CVE-2026-110733 Apache SIS: SQL injection via unvalidated ORDER BY sort expression in the SQL feature stor

IV. Related Vulnerabilities

Same product: Apache Vysper
Same vendor: Apache Software Foundation
Same weakness: CWE-639