[dependabot]

Bumps github.com/klauspost/compress from 1.17.11 to 1.18.7.

Release notes

Sourced from github.com/klauspost/compress's releases.

v1.18.7

• Fix s2.NewDict OOB read.

Security release without other changes.

Full Changelog: klauspost/compress@v1.18.6...v1.18.7

v1.18.6

What's Changed

• s2: Fix amd64 stack frame corruption by @​klauspost in klauspost/compress#1145
• gzhttp: Canonicalize ETag header by @​justinmayhew in klauspost/compress#1139
• perf: pool hash tables in Go encode paths to reduce allocations by @​huynhanx03 in klauspost/compress#1143

New Contributors

• @​justinmayhew made their first contribution in klauspost/compress#1139
• @​huynhanx03 made their first contribution in klauspost/compress#1143
• @​thaJeztah made their first contribution in klauspost/compress#1144

Full Changelog: klauspost/compress@v1.18.5...v1.18.6

v1.18.5

What's Changed

• zstd: Fix crash when changing encoder dictionary with same ID by @​klauspost in klauspost/compress#1135
• zstd: Default to full zero frames by @​klauspost in klauspost/compress#1134
• flate: Clean up histogram order by @​klauspost in klauspost/compress#1133

Full Changelog: klauspost/compress@v1.18.4...v1.18.5

v1.18.4

What's Changed

• gzhttp: Add zstandard to server handler wrapper by @​klauspost in klauspost/compress#1121
• zstd: Add ResetWithOptions to encoder/decoder by @​klauspost in klauspost/compress#1122
• gzhttp: preserve qvalue when extra parameters follow in Accept-Encoding by @​analytically in klauspost/compress#1116

New Contributors

• @​analytically made their first contribution in klauspost/compress#1116
• @​ethaizone made their first contribution in klauspost/compress#1124
• @​zwass made their first contribution in klauspost/compress#1125

Full Changelog: klauspost/compress@v1.18.2...v1.18.4

v1.18.3

Downstream CVE-2025-61728

See golang/go#77102

Full Changelog: klauspost/compress@v1.18.2...v1.18.3

... (truncated)

Commits

• 8668e35 Merge commit from fork
• ac2f5e8 docs: use unix line-endings for markdown files (#1144)
• 620d7b5 s2: Fix amd64 stack frame corruption (#1145)
• 1b63f2f build(deps): bump the github-actions group with 2 updates (#1141)
• 3d86b89 s2: pool hash tables in Go encode paths to reduce allocations (#1143)
• 15967de gzhttp: Canonicalize ETag header (#1139)
• c5e0077 zstd: Fix encoder changing dictionary with same ID (#1135)
• fd3f23e zstd: Default to full zero frames (#1134)
• 8233c58 flate: Clean up histogram order (#1133)
• bcf0d12 build(deps): bump the github-actions group with 3 updates (#1132)
• Additional commits viewable in compare view

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[github-actions]

posthog-go Compliance Report

Date: 2026-10-20 18:48:48 UTC
Duration: 169266ms

✅ All Tests Passed!

111/111 tests passed

---

Capture_V1 Tests

✅ 94/94 tests passed

View Details

Test	Status	Duration
Endpoint And Method.Targets V1 Endpoint	✅	23ms
Endpoint And Method.Does Not Use Legacy Endpoints	✅	6ms
Required Headers.Has Authorization Bearer Header	✅	7ms
Required Headers.Has Content Type Json	✅	5ms
Required Headers.Has Posthog Sdk Info Format	✅	6ms
Required Headers.Has Posthog Attempt Header	✅	7ms
Required Headers.Has Posthog Request Id	✅	6ms
Required Headers.Has Posthog Request Timestamp	✅	16ms
Required Headers.Has User Agent	✅	7ms
Body Format.Body Has Created At And Batch	✅	6ms
Body Format.No Api Key In Body	✅	6ms
Body Format.No Sent At In Body	✅	16ms
Event Format.Event Has Required Root Fields	✅	6ms
Event Format.Event Uuid Is Valid	✅	6ms
Event Format.Event Timestamp Is Rfc3339	✅	7ms
Event Format.Distinct Id Is String	✅	5ms
Event Format.Distinct Id At Root Not Properties	✅	6ms
Event Format.Custom Properties Preserved	✅	6ms
Event Format.Set Properties Preserved	✅	6ms
Event Format.Set Once Properties Preserved	✅	6ms
Event Format.Groups Properties Preserved	✅	7ms
Event Format.Sdk Generates Uuid If Not Provided	✅	7ms
Event Format.Event Has Required Root Fields Batch	✅	9ms
Event Format.Event Uuid Is Valid Batch	✅	9ms
Event Format.Event Timestamp Is Rfc3339 Batch	✅	9ms
Event Format.Distinct Id Is String Batch	✅	9ms
Event Format.Distinct Id At Root Not Properties Batch	✅	9ms
Event Format.Custom Properties Preserved Batch	✅	8ms
Event Format.Set Properties Preserved Batch	✅	9ms
Event Format.Set Once Properties Preserved Batch	✅	9ms
Event Format.Groups Properties Preserved Batch	✅	8ms
Event Format.Sdk Generates Uuid If Not Provided Batch	✅	9ms
Batch Behavior.Multiple Events In Single Batch	✅	31ms
Batch Behavior.Batch Envelope Smoke	✅	11ms
Batch Behavior.Flush With No Events Sends Nothing	✅	3ms
Batch Behavior.Flush At Triggers Batch	✅	1008ms
Batch Behavior.Created At Reflects Batch Creation Time	✅	7ms
Deduplication.Generates Unique Uuids	✅	15ms
Deduplication.Different Events Same Content Different Uuids	✅	10ms
Deduplication.Preserves Uuid On Retry	✅	5130ms
Deduplication.Preserves Timestamp On Retry	✅	5136ms
Deduplication.Preserves Uuid And Timestamp On Batch Retry	✅	5137ms
Deduplication.No Duplicate Events In Batch	✅	32ms
Header Behavior On Retry.Attempt Header Starts At One	✅	16ms
Header Behavior On Retry.Attempt Header Increments On Retry	✅	10141ms
Header Behavior On Retry.Request Id Preserved On Retry	✅	5136ms
Header Behavior On Retry.Different Requests Have Different Request Ids	✅	2033ms
Header Behavior On Retry.Request Timestamp Changes On Retry	✅	5137ms
Response Format Validation.Success Response Has Uuid Keyed Results	✅	7ms
Response Format Validation.Success Response Has Ok For Each Event	✅	28ms
Response Format Validation.Success No Retry After When All Ok	✅	28ms
Response Format Validation.Success Retry After Present When Retry Events	✅	130ms
Response Format Validation.Success No Retry After When Drop Only	✅	28ms
Response Format Validation.Response Echoes Request Id	✅	7ms
Retry Behavior.Retries On 408	✅	5134ms
Retry Behavior.Retries On 500	✅	5134ms
Retry Behavior.Retries On 503	✅	5137ms
Retry Behavior.Retries On 504	✅	5136ms
Retry Behavior.Retryable Errors Have Retry After	✅	2133ms
Retry Behavior.Respects Retry After On Retryable Error	✅	8139ms
Retry Behavior.Does Not Retry On 400	✅	2134ms
Retry Behavior.Does Not Retry On 401	✅	2133ms
Retry Behavior.Does Not Retry On 402	✅	2134ms
Retry Behavior.Does Not Retry On 413	✅	2133ms
Retry Behavior.Does Not Retry On 415	✅	2133ms
Retry Behavior.Non Retryable Errors Have No Retry After	✅	2133ms
Retry Behavior.Implements Backoff	✅	15144ms
Retry Behavior.Max Retries Respected	✅	15146ms
Partial Batch Handling.Handles 200 Full Success	✅	2009ms
Partial Batch Handling.Handles 200 With All Ok	✅	3032ms
Partial Batch Handling.Does Not Retry Dropped Events	✅	3031ms
Partial Batch Handling.Does Not Retry Limited Events	✅	3032ms
Partial Batch Handling.Prunes Ok Events On Partial Retry	✅	5133ms
Partial Batch Handling.Prunes Dropped Events On Partial Retry	✅	5136ms
Partial Batch Handling.Retries Only Retry Events From Partial	✅	5138ms
Partial Batch Handling.Partial Retry Preserves Uuids	✅	5136ms
Partial Batch Handling.Partial Retry Attempt Header Increments	✅	5135ms
Partial Batch Handling.Partial Retry Request Id Preserved	✅	5137ms
Partial Batch Handling.Respects Retry After On Partial	✅	5136ms
Partial Batch Handling.Unknown Result Treated As Terminal	✅	3031ms
Partial Batch Handling.Mixed Ok Drop Limited No Retry	✅	3033ms
Compression.Sends Gzip Content Encoding	✅	7ms
Compression.No Content Encoding When Disabled	✅	7ms
Compression.Compressed Body Is Decompressible	✅	5ms
Error Handling.Does Not Retry On Unknown 4Xx	✅	2132ms
Event Options.Cookieless Mode Override	✅	8ms
Event Options.Disable Skew Correction Override	✅	6ms
Event Options.Process Person Profile Override	✅	6ms
Event Options.Product Tour Id Override	✅	6ms
Event Options.Unset Options Omitted	✅	6ms
Event Options.Options Override In Batch	✅	9ms
Geoip And Historical Migration.Geoip Disable Injected Into Properties	✅	6ms
Geoip And Historical Migration.Historical Migration Set In Body	✅	6ms
Geoip And Historical Migration.Historical Migration Absent By Default	✅	7ms

Feature_Flags Tests

✅ 17/17 tests passed

View Details

Test	Status	Duration
Request Payload.Request With Person Properties Device Id	✅	16ms
Request Payload.Flags Request Uses V2 Query Param	✅	15ms
Request Payload.Flags Request Hits Flags Path Not Decide	✅	17ms
Request Payload.Flags Request Omits Authorization Header	✅	16ms
Request Payload.Token In Flags Body Matches Init	✅	15ms
Request Payload.Groups Round Trip	✅	17ms
Request Payload.Groups Default To Empty Object	✅	15ms
Request Payload.Disable Geoip False Propagates As Geoip Disable False	✅	16ms
Request Payload.Disable Geoip Omitted Defaults To False	✅	17ms
Request Payload.Flag Keys To Evaluate Contains Only Requested Key	✅	15ms
Request Lifecycle.No Flags Request On Init Alone	✅	3ms
Request Lifecycle.No Flags Request On Normal Capture	✅	6ms
Request Lifecycle.Two Flag Calls Produce Two Remote Requests	✅	29ms
Request Lifecycle.Mock Response Value Is Returned To Caller	✅	16ms
Retry Behavior.Retries Flags On 502	✅	17ms
Retry Behavior.Retries Flags On 504	✅	17ms
Side Effect Events.Get Feature Flag Captures Feature Flag Called Event	✅	17ms