CVE-2025-27820
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Summary
A bug in PSL validation logic in Apache HttpClient 5.4.x disables domain checks, affecting cookie management and host name verification. Discovered by the Apache HttpClient team. Fixed in the 5.4.3 release
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Apache Software Foundation | Apache HttpComponents | 5.4.0 < 5.4.3 | affected |
Weaknesses
- PSL Validation Bypass in Apache HttpClient 5.4.x
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: partial
CVE Program Container
Additional References
References
- https://github.com/apache/httpcomponents-client/pull/574
- https://github.com/apache/httpcomponents-client/pull/621
- https://hc.apache.org/httpcomponents-client-5.4.x/index.html
- https://lists.apache.org/thread/55xhs40ncqv97qvoocok44995xp5kqn8
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