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Github Security Blog
Github Security Blog
added 2026/07/23 7:34 p.m.27 views

React Router: Arbitrary Constructor Injection via deserializeErrors() in React Router SSR Hydration

If application code allows attacker supplied input to overwrite certain aspects of errors caught by the SSR process, then it was possible for attacker to trigger unexpected constructor execution on the client which would trigger outbound network traffic. This is only possible with very specific a...

6.1CVSS5.8AI score0.00305EPSS
SaveExploits0References6Affected Software1
OSV
OSV
added 2026/07/23 11:41 a.m.10 views

PYSEC-2026-3533 PraisonAI: execute_code sandbox bypass: str.format C-level attribute access reads every blocklisted dunder

Summary The executecode tool's subprocess sandbox advertises a three-layer defense AST validation, text-pattern blocklist, restricted builtins. In sandbox mode the default only two layers are active — the text-pattern blocklist is skipped — and both remaining layers are bypassed by combining two...

6.5CVSS5.9AI score
SaveExploits0References5
OSV
OSV
added 2026/07/23 11:41 a.m.13 views

PYSEC-2026-3506 PraisonAI DiscordApproval accepts unrelated channel messages as dangerous-tool approvals

DiscordApproval accepts unrelated channel messages as dangerous-tool approvals Summary praisonai.bots.DiscordApproval approves a pending dangerous tool call when it sees any later non-bot message in the configured Discord channel whose text is classified as approval, such as yes. The decision is...

8.8CVSS5.8AI score
SaveExploits0References5
OSV
OSV
added 2026/07/22 11:13 p.m.11 views

GHSA-H5V5-8746-G7MM JupyterLab PluginManager lock-rule enforcement bypass

JupyterLab's plugin manager exposes administrator controls intended to prevent users from enabling or disabling selected plugins. Two server-side enforcement gaps let an authenticated user bypass those controls with direct requests to /lab/api/plugins. Impact Users could workaround the plugin...

6CVSS5.4AI score
SaveExploits0References9
OSV
OSV
added 2026/07/22 11:12 p.m.12 views

GHSA-WHVH-WF3X-G77J JupyterLab: Allowlist/blocklist check in `PyPIExtensionManager.install()` not enforced for direct callers (missing `await`)

The extension allowlist/blocklist check inside PyPIExtensionManager.install was not enforced due to a missing await. For purposes of JupyterLab this was a secondary defense-in-depth check: install was intended to enforce the allowlist/blocklist itself for any future uses and users calling this...

5.5AI score0.00214EPSS
SaveExploits0References9
Positive Technologies
Positive Technologies
added 2026/07/21 12:00 a.m.20 views

PT-2026-63315

Name of the Vulnerable Software and Affected Versions Gitea affected versions not specified Description Three code paths bypass the existing Server-Side Request Forgery SSRF protections by using raw http.Get instead of the validated hostmatcher.NewDialContext dialer. This allows an attacker to ma...

7.5CVSS5.3AI score0.00301EPSS
SaveExploits0
NVD
NVD
added 2026/07/20 9:16 p.m.9 views

CVE-2026-44509

Rejected reason: REJECT DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2026-43619. Reason: This candidate is a duplicate of CVE-2026-43619. Notes: All CVE users should reference CVE-2026-43619 instead of this candidate...

0.00068EPSS
SaveExploits0
ATTACKERKB
ATTACKERKB
added 2026/07/20 8:27 p.m.8 views

CVE-2026-64650

The @ai-sdk/harness-opencode tool is an HarnessV1 adapter backed by @openai/codex-sdk, which drives the codex command line interface. Prior to version 1.0.29, the tool relay authorizes requests from any process whose command line contains an allowed helper script path the Codex CLI shim. This...

6.3CVSS5.7AI score0.00161EPSS
SaveExploits0References3Affected Software1
Cvelist
Cvelist
added 2026/07/20 8:27 p.m.38 views

CVE-2026-44509

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0.00068EPSS
SaveExploits0
CVE
CVE
added 2026/07/20 8:27 p.m.20 views

CVE-2026-44509

Rsync vulnerability CVE-2026-44509 (connected to CVE-2026-43619) concerns the rsync daemon when use chroot is set to no. Prior to 3.4.3, fixes for symlink race issues in open() did not cover races in other path-based calls such as chmod() and chown(), enabling a local attacker with filesystem acc...

5.4AI score0.00068EPSS
SaveExploits0
CVE
CVE
added 2026/07/20 8:26 p.m.39 views

CVE-2026-64651

The CVE-2026-64651 entry concerns the @ai-sdk/harness-opencode tool that connects HarnessAgent to OpenCode via a sandboxed bridge. Before version 1.0.28, the tool would relay requests from any process whose command line included an allowed helper script path (host-tool-mcp.mjs), enabling untruste...

6.3CVSS5.8AI score0.00161EPSS
SaveExploits0References2
Tenable Nessus
Tenable Nessus
added 2026/07/20 12:00 a.m.9 views

Linux Distros Unpatched Vulnerability : CVE-2026-64183

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - efi: Allocate runtime workqueue before ACPI init Since commit 5894cf571e14 acpi/prmt: Use EFI runtime sandbox to invoke PRM handlers ACPI PRM calls are delegate...

5.5CVSS5.9AI score0.00119EPSS
SaveExploits0References3
NVD
NVD
added 2026/07/19 4:17 p.m.9 views

CVE-2026-64017

In the Linux kernel, the following vulnerability has been resolved: blk-mq: pop cached request if it is usable When submitting a bio to blk-mq, if the task should sleep after peeking a cached request, but before it pops it, the plug flushes and calls blkmqfreeplugrqs, freeing the cachedrqs. This...

7.8CVSS0.00125EPSS
SaveExploits0References4
Cvelist
Cvelist
added 2026/07/19 3:41 p.m.35 views

CVE-2026-64183 efi: Allocate runtime workqueue before ACPI init

In the Linux kernel, the following vulnerability has been resolved: efi: Allocate runtime workqueue before ACPI init Since commit 5894cf571e14 "acpi/prmt: Use EFI runtime sandbox to invoke PRM handlers" ACPI PRM calls are delegated to a workqueue which runs in a kernel thread, making it easier to...

0.00119EPSS
SaveExploits0References5
Debian CVE
Debian CVE
added 2026/07/19 3:41 p.m.18 views

CVE-2026-64183

In the Linux kernel, the following vulnerability has been resolved: efi: Allocate runtime workqueue before ACPI init Since commit 5894cf571e14 "acpi/prmt: Use EFI runtime sandbox to invoke PRM handlers" ACPI PRM calls are delegated to a workqueue which runs in a kernel thread, making it easier to...

5.5CVSS5.2AI score0.00119EPSS
SaveExploits0
Debian CVE
Debian CVE
added 2026/07/19 3:40 p.m.19 views

CVE-2026-64155

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix error path leaks in some WMI WOW calls Fix two instances where we used to directly return the result of ath11kwmicmdsend.... Because we did not check the return value, we also did not free the skb in the error...

5.5CVSS5.2AI score0.00123EPSS
SaveExploits0
EUVD
EUVD
added 2026/07/19 3:40 p.m.19 views

EUVD-2026-45840

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix error path leaks in some WMI WOW calls Fix two instances where we used to directly return the result of ath11kwmicmdsend.... Because we did not check the return value, we also did not free the skb in the error...

5.4AI score0.00123EPSS
SaveExploits0References7
ATTACKERKB
ATTACKERKB
added 2026/07/19 3:40 p.m.7 views

CVE-2026-64155

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix error path leaks in some WMI WOW calls Fix two instances where we used to directly return the result of ath11kwmicmdsend.... Because we did not check the return value, we also did not free the skb in the error...

5.3AI score0.00123EPSS
SaveExploits0References8Affected Software1
CVE
CVE
added 2026/07/19 2:04 p.m.38 views

CVE-2026-63864

The CVE affects the Linux kernel BPF tail-call path. Root cause: visit_tailcall_insn() was added without checking its return value, creating an unchecked error path in tail calls. A fix was applied in commit e40f5a6bf88a to correct stack liveness and propagate the error from visit_tailcall_insn()...

8.4CVSS5.3AI score0.00135EPSS
SaveExploits0References2
EUVD
EUVD
added 2026/07/19 2:04 p.m.14 views

EUVD-2026-45548

In the Linux kernel, the following vulnerability has been resolved: bpf: Propagate error from visittailcallinsn Commit e40f5a6bf88a "bpf: correct stack liveness for tail calls" added visittailcallinsn but did not check its return value...

5.3AI score0.00135EPSS
SaveExploits0References2
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