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Github Security Blog
Github Security Blog
added 2026/06/05 4:41 p.m.11 views

klever-go: Unbounded goroutine spawn on direct-message ingress enables peer-driven DoS

Summary networkMessenger.directMessageHandler in network/p2p/libp2p/netMessenger.go spawns a fresh goroutine for every incoming direct message before the antiflood layer makes an admission decision. There is no semaphore, throttler, or bound on concurrent in-flight spawns. A single connected libp...

5.4AI score0.0005EPSS
Exploits0References3Affected Software1
OSV
OSV
added 2026/05/19 3:53 p.m.3 views

GHSA-W4VJ-R5PG-3722 Mailpit: Concurrent map read & write in proxy CSS rewriter - remote unauth crash (fatal error: concurrent map read and map write)

Summary The screenshot/print proxy /proxy?data=… maintains a package-level assets mapstringMessageAssets cache, but reads the map without holding assetsMutex while a long-running cleanup goroutine and re-entrant CSS-rewriting code path concurrently write to it under the lock. When the...

5.9CVSS5.9AI score0.00091EPSS
Exploits0References3
Github Security Blog
Github Security Blog
added 2026/05/19 3:53 p.m.6 views

Mailpit: Concurrent map read & write in proxy CSS rewriter - remote unauth crash (fatal error: concurrent map read and map write)

Summary The screenshot/print proxy /proxy?data=… maintains a package-level assets mapstringMessageAssets cache, but reads the map without holding assetsMutex while a long-running cleanup goroutine and re-entrant CSS-rewriting code path concurrently write to it under the lock. When the...

5.9AI score0.00091EPSS
Exploits0References3Affected Software1
Positive Technologies
Positive Technologies
added 2026/05/19 12:0 a.m.6 views

PT-2026-41967

Summary The screenshot/print proxy /proxy?data=… maintains a package-level assets mapstringMessageAssets cache, but reads the map without holding assetsMutex while a long-running cleanup goroutine and re-entrant CSS-rewriting code path concurrently write to it under the lock. When the...

5.9CVSS5.9AI score0.00091EPSS
Exploits0References4
RedhatCVE
RedhatCVE
added 2026/05/16 1:56 a.m.7 views

CVE-2026-42594

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.32.0, the webhook middleware spawns a goroutine that holds a reference to the request's echo.Context after the synchronous handler returns ErrAsyncProcess and Echo recycles the context back to its sync.Pool. When a concurrent...

7.5CVSS5.8AI score0.00348EPSS
Exploits1References1
NVD
NVD
added 2026/05/14 4:16 p.m.11 views

CVE-2026-42594

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.32.0, the webhook middleware spawns a goroutine that holds a reference to the request's echo.Context after the synchronous handler returns ErrAsyncProcess and Echo recycles the context back to its sync.Pool. When a concurrent...

7.5CVSS0.00348EPSS
Exploits1References1
Vulnrichment
Vulnrichment
added 2026/05/14 3:32 p.m.8 views

CVE-2026-42594 Gotenberg: Unauthenticated denial of service via echo.Context pool reuse in webhook async goroutine

Gotenberg is a Docker-powered stateless API for PDF files. Prior to 8.32.0, the webhook middleware spawns a goroutine that holds a reference to the request's echo.Context after the synchronous handler returns ErrAsyncProcess and Echo recycles the context back to its sync.Pool. When a concurrent...

7.5CVSS5.8AI score0.00348EPSS
Exploits1References1
CVE
CVE
added 2026/05/14 3:32 p.m.16 views

CVE-2026-42594

Gotenberg CVE-2026-42594 describes an unauthenticated denial of service caused by reuse of echo.Context in the webhook async flow. Prior to 8.32.0, a goroutine holds a reference to the request context after ErrAsyncProcess, and Echo recycles the context to a pool. If a concurrent request reuses t...

7.5CVSS5.8AI score0.00348EPSS
Exploits1References1Affected Software1
Packet Storm News
Packet Storm News
added 2026/05/13 12:0 a.m.5 views

Memory Forensics Techniques for Automated Detection and Analysis of Go Malware

The Go programming language has become increasingly popular among malware developers due to its ability to produce statically linked, cross-platform executables that challenge traditional analysis techniques. These binaries embed a substantial runtime and compiler-generated metadata and are...

5.9AI score
Exploits0
OSV
OSV
added 2026/05/12 3:8 p.m.3 views

GHSA-2G4X-FQ3J-CGQ4 Dalfox has an Unauthenticated Remote DoS via Closed-Channel Write in `ParameterAnalysis` (server mode)

Summary ParameterAnalysis in pkg/scanning/parameterAnalysis.go runs two sequential worker stages that both write to the same results channel. The channel is correctly closed after the first stage completes closeresults at line 438, but the second stage — which processes POST-body parameters dp — ...

7.5CVSS5.8AI score0.00231EPSS
Exploits0References4
Microsoft CVE
Microsoft CVE
added 2026/05/07 8:2 a.m.9 views

CoreDNS DNS-over-QUIC unbounded goroutine growth leads to denial of service

...

8.7CVSS5.8AI score0.00469EPSS
Exploits1
Github Security Blog
Github Security Blog
added 2026/05/07 1:0 a.m.7 views

Gotenberg has an unauthenticated denial of service via echo.Context pool reuse in webhook async goroutine

Summary The webhook middleware spawns a goroutine that holds a reference to the request's echo.Context after the synchronous handler returns ErrAsyncProcess and Echo recycles the context back to its sync.Pool. When a concurrent request claims the recycled context, c.Reset clears the store. If the...

7.5CVSS5.9AI score0.00348EPSS
Exploits1References3Affected Software1
OSV
OSV
added 2026/05/07 1:0 a.m.2 views

GHSA-R33J-C622-R6QP Gotenberg has an unauthenticated denial of service via echo.Context pool reuse in webhook async goroutine

Summary The webhook middleware spawns a goroutine that holds a reference to the request's echo.Context after the synchronous handler returns ErrAsyncProcess and Echo recycles the context back to its sync.Pool. When a concurrent request claims the recycled context, c.Reset clears the store. If the...

7.5CVSS5.9AI score0.00348EPSS
Exploits1References3
Positive Technologies
Positive Technologies
added 2026/05/07 12:0 a.m.11 views

PT-2026-38385

Name of the Vulnerable Software and Affected Versions Gotenberg versions prior to 8.32.0 Description A flaw in the webhook middleware allows an anonymous caller to crash the process. The middleware spawns a goroutine that retains a reference to the echo.Context after the synchronous handler retur...

7.5CVSS5.8AI score0.00348EPSS
Exploits1References4
Cvelist
Cvelist
added 2026/05/05 7:6 p.m.53 views

CVE-2026-32934 CoreDNS DNS-over-QUIC unbounded goroutine growth leads to denial of service

CoreDNS is a DNS server that chains plugins. In versions prior to 1.14.3, the DNS-over-QUIC DoQ server can be driven into unbounded goroutine and memory growth by a remote client that opens many QUIC streams and sends only 1 byte per stream. When the worker pool is full, CoreDNS still spawns a...

8.7CVSS0.00469EPSS
Exploits1References2
Vulnrichment
Vulnrichment
added 2026/05/05 7:6 p.m.4 views

CVE-2026-32934 CoreDNS DNS-over-QUIC unbounded goroutine growth leads to denial of service

CoreDNS is a DNS server that chains plugins. In versions prior to 1.14.3, the DNS-over-QUIC DoQ server can be driven into unbounded goroutine and memory growth by a remote client that opens many QUIC streams and sends only 1 byte per stream. When the worker pool is full, CoreDNS still spawns a...

8.7CVSS5.7AI score0.00469EPSS
Exploits1References2
Github Security Blog
Github Security Blog
added 2026/04/28 10:40 p.m.4 views

CoreDNS' DoQ worker pool does not bound stream backlog

Summary CoreDNS' DNS-over-QUIC DoQ server can be driven into large goroutine and memory growth by a remote client that opens many QUIC streams and stalls after sending only 1 byte. Even with a small configured quic workerpoolsize ... , CoreDNS still spawns a goroutine per accepted stream workers ...

8.7CVSS5.7AI score0.00469EPSS
Exploits1References5Affected Software1
OSV
OSV
added 2026/04/28 10:40 p.m.2 views

GHSA-2WPX-QPW2-G5H5 CoreDNS' DoQ worker pool does not bound stream backlog

Summary CoreDNS' DNS-over-QUIC DoQ server can be driven into large goroutine and memory growth by a remote client that opens many QUIC streams and stalls after sending only 1 byte. Even with a small configured quic workerpoolsize ... , CoreDNS still spawns a goroutine per accepted stream workers ...

8.7CVSS5.8AI score0.00469EPSS
Exploits1References5
OSV
OSV
added 2026/04/10 12:50 p.m.5 views

CLSA-2026-1775825437 grafana: Fix of CVE-2026-21720

CVE-2026-21720: fix denial of service by preventing goroutine leaks and memory exhaustion triggered by unauthenticated avatar cache requests...

7.5CVSS7.2AI score0.00473EPSS
Exploits0References1
OSV
OSV
added 2026/04/10 12:39 p.m.5 views

CLSA-2026-1775824794 grafana: Fix of CVE-2026-21720

CVE-2026-21720: fix denial of service by preventing goroutine leaks and memory exhaustion triggered by unauthenticated avatar cache requests...

7.5CVSS7.2AI score0.00473EPSS
Exploits0References1
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