[1.0] fix(deps): bump httpclient5 to 5.6.3 for CVE-2026-64607 (#485) - #487
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Part of elastic/security#13637 Bump `org.apache.httpcomponents.client5:httpclient5` from **5.6.2** to **5.6.3** to resolve [CVE-2026-64607](https://nvd.nist.gov/vuln/detail/CVE-2026-64607) (connection leak when `Content-Encoding` decoding fails in Apache HttpClient 5). ### Scanner A/B (`CVE-2026-64607`) Baseline: `httpclient5` **5.6.2** → **5.6.3** (Maven jar). Method: Snyk jar scan on `httpclient5-5.6.2.jar` vs `httpclient5-5.6.3.jar`. | CVE | Severity | Issue | Before | After | |-----|----------|-------|--------|-------| | CVE-2026-64607 | Medium | [#13637](elastic/security#13637) | reported | clear | **1/1 CVE: reported → clear.** Container re-publish + `snyk container monitor` still needed for dashboard refresh. ### Checklists #### Pre-Review Checklist - [x] This PR does NOT contain credentials of any kind, such as API keys or username/passwords (double check `crawler.yml.example` and `elasticsearch.yml.example`) - [x] This PR has a meaningful title - [x] This PR links to all relevant GitHub issues that it fixes or partially addresses - [x] this PR has a thorough description - [ ] Covered the changes with automated tests - [x] Tested the changes locally (`make install-gems`, `make install-jars`, `make lint`, `make test` — 690 examples, 0 failures) - [x] Added a label for each target release version (example: `v0.1.0`) - [ ] Considered corresponding documentation changes - [ ] Contributed any configuration settings changes to the configuration reference - [ ] Ran `make notice` if any dependencies have been added #### Changes Requiring Extra Attention - [x] Security-related changes (encryption, TLS, SSRF, etc) ### Related Pull Requests N/A ### Release Note Bump httpclient5 to 5.6.3 to fix CVE-2026-64607 (connection leak on bad Content-Encoding).
Jan-Kazlouski-elastic
approved these changes
Aug 28, 2026
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Backports the following commits to 1.0: