CVE-2026-107755— Apache CouchDB: Credential Disclosure to Non-Owner Members via Object-Form Replication Endpoint URLs
Quick assessment
Affected
Apache Software Foundation Apache CouchDB
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.
在 Apache CouchDB 3.5.2 及更低版本的所有平台上，_replicator 数据库中对凭据的过滤不足，导致已认证用户能够读取其他用户的复制凭据，而不仅限于其自身的复制凭据。 建议用户升级至 3.5.3 版本，该版本已修复此问题。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-107755
Vulnerability Information
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Vulnerability Title
Apache CouchDB: Credential Disclosure to Non-Owner Members via Object-Form Replication Endpoint URLs
Source: CVE Program / CVE List V5
Vulnerability Description
Insufficient filtering of credentials in the _replicator database in Apache CouchDB 3.5.2 and below on all platforms allows an authenticated user to read replication credentials of other users’ replications, not just their own.
Users are recommended to upgrade to version 3.5.3, which fixes this issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L/E:U/S:N/AU:Y/R:U/V:C/RE:M/U:Amber
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Apache Software Foundation | Apache CouchDB | 0 ~ 3.5.3 | - |
|
II. Public POCs for CVE-2026-107755
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2026-107755 (2)
-
https://lists.apache.org/thread/ro57p4r2lhxn2n4712ppx7r11oqq900n vendor-advisory
Same Patch Batch · Apache Software Foundation · 2026-10-20 · 20 CVEs total
| CVE-2026-86471 | 9.3 CRITICAL | Apache CouchDB: Admin credentials leading to code execution as operating system user |
| CVE-2026-90800 | 8.1 HIGH | Apache CouchDB: Auth bypass in prefixed _users and _replicator databases |
| CVE-2026-90797 | 7.7 HIGH | Apache CouchDB: Pre-authentication gzip decompression bomb via POST /_session |
| CVE-2026-90799 | 1.3 LOW | Apache CouchDB: Atom-table exhaustion in _changes sequences and _search bookmarks with spe |
| CVE-2026-90798 | 0.6 LOW | Apache CouchDB: Replicator follows redirects indefinitely |
| CVE-2026-88041 | Apache Tomcat: HTTP/2 trailer header cross-contamination | |
| CVE-2026-103119 | Apache Tomcat: AJP response mix-up | |
| CVE-2026-101356 | Apache Tomcat: HTTP/2 request/response mix-up after error during async processing | |
| CVE-2026-101296 | Apache Tomcat: JNDIRealm bind credential validation fails open for non-GSSAPI SASL mechani | |
| CVE-2026-93446 | Apache Tomcat: Possible TLS 1.3 connection failures | |
| CVE-2026-86467 | Apache Airflow Amazon provider: AWS auth manager: SAML login CSRF logs users into the atta | |
| CVE-2026-80353 | Apache Tomcat: TOCTOU when setting specific permissions for Unix Domain Sockets - Fix for | |
| CVE-2026-74049 | Apache Tomcat: Jasper JSTL <c:redirect> plug-in implementation omits page abort (SKIP_PAGE | |
| CVE-2026-74048 | Apache Tomcat: OpenSSL-FFM FIPS failure does not prevent start-up | |
| CVE-2026-108089 | Apache Cocoon: Unauthenticated access to diagnostic interfaces | |
| CVE-2026-108088 | Apache Cocoon: Cross-user cache poisoning | |
| CVE-2026-108087 | Apache Cocoon: SQL Injection | |
| CVE-2026-108086 | Apache Cocoon: XEE could lead to SSRF and information disclosure | |
| CVE-2026-92287 | Apache Arrow C++, PyArrow: Parquet file-controlled KMS URL is forwarded to pluggable KmsCl |
IV. Related Vulnerabilities
Same product: Apache CouchDB
-
CVE-2026-90800
Apache CouchDB: Auth bypass in prefixed _users and _replicat -
CVE-2026-90799
Apache CouchDB: Atom-table exhaustion in _changes sequences -
CVE-2026-90798
Apache CouchDB: Replicator follows redirects indefinitely -
CVE-2026-90797
Apache CouchDB: Pre-authentication gzip decompression bomb v -
CVE-2026-86471
Apache CouchDB: Admin credentials leading to code execution
Same vendor: Apache Software Foundation
-
CVE-2026-90800
Apache CouchDB: Auth bypass in prefixed _users and _replicat -
CVE-2026-90799
Apache CouchDB: Atom-table exhaustion in _changes sequences -
CVE-2026-90798
Apache CouchDB: Replicator follows redirects indefinitely -
CVE-2026-90797
Apache CouchDB: Pre-authentication gzip decompression bomb v -
CVE-2026-86471
Apache CouchDB: Admin credentials leading to code execution
V. Comments for CVE-2026-107755
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