Mumble is an open-source, low-latency, high quality voice chat software.
This report summarizes scanner evidence for mumble-voip/mumble, a C++ project with 8,382 GitHub stars. SynthScan examined 669,515 lines of code across 1053 source files, recording 1028 pattern matches distributed across 11 syntactic categories. The legacy adjusted pattern signal is 1.3 (Low pattern signal); it is not an authorship estimate.
Use the findings to ask whether maintainers can explain intent, verify dependencies, simplify unnecessary scaffolding, and focus review effort. Risk Payload v1 adds ownership, supply-chain, over-engineering, and review-effort vectors when available. These are prompts for human verification, not probabilities, security findings, or measured maintenance costs.
Use each vector to guide manual verification of the underlying findings.
Payload schema: 1.0.0 · Engine: 2.0.0 · Scoring: heuristic-density-v1 · Scan date: 2026-10-31.
Can maintainers explain intent, assumptions, and trade-offs? 1005 finding(s).
Are imports declared and package/API names verified? 19 finding(s).
Are wrappers, guards, and repeated structures necessary? 5 finding(s).
Which changes need focused human review? 1028 finding(s).
This chart tracks the legacy adjusted pattern score across scan runs. Changes can reflect source changes, scan coverage, or detector/scoring versions; they do not measure AI adoption or prove that a team refactored code. Compare runs only when their scoring versions are compatible. The dashed line tracks the raw pattern-hit count.
Groups findings by configured severity weight. Severity is not a confidence estimate, security rating, or proof that a package is missing. Verify imports against the project's manifests and inspect each finding in its local design context.
This horizontal bar chart shows where configured pattern scores accumulate across directories. Treat the bars as locations to inspect, not as evidence of authorship or code quality. Use the file-level findings to decide whether a directory needs a focused ownership, dependency, complexity, or review check.
The scanner identified 1028 distinct pattern matches across 11 syntactic categories. Each entry below represents a discrete location in the source code where the engine recorded a detector match to inspect in context. Expand any category row to inspect the individual file paths, line numbers, code snippets, and the lexical context (CODE, COMMENT, or STRING) in which each match was detected.
Reading the findings table: The Severity column indicates the configured finding weight (CRITICAL / HIGH / MEDIUM / LOW). The Context column identifies whether the match occurred inside executable code, an inline comment, or a string literal — legacy comment-context matches receive a ×1.5 score weight. The ⚡ bolt icon marks clustered matches: three or more patterns within a 10-line window, each receiving an additional ×1.5 density multiplier under the legacy scoring model.
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| LOW | overlay_gl/init_unix.c | 1 | // Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | overlay_gl/overlay.c | 1 | // Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | overlay_gl/overlay.c | 21 | #include <sys/mman.h> | COMMENT |
| LOW | overlay_gl/overlay.c | 41 | # include <AGL/agl.h> | COMMENT |
| LOW | plugins/MumblePlugin.h | 1 | // Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/MumblePlugin.h | 21 | # define MUMBLE_PLUGIN_CREATE_MUMBLE_API_TYPEDEF | COMMENT |
| LOW | plugins/MumblePlugin.h | 41 | // Allow the selected API version be overwritten by external definitions | COMMENT |
| LOW | plugins/MumblePlugin.h | 61 | # elif defined(_MSC_VER) | COMMENT |
| LOW | plugins/MumblePlugin.h | 101 | # define MUMBLE_PLUGIN_CONSTEXPR | COMMENT |
| LOW | plugins/MumblePlugin.h | 141 | COMMENT | |
| LOW | plugins/MumblePlugin.h | 1201 | //////////////////////////////////////// Mumble API /////////////////////////////////////////////////// | COMMENT |
| LOW | plugins/MumblePlugin.h | 1821 | # undef SELECTED_API_VERSION | COMMENT |
| LOW | plugins/null_plugin.cpp | 1 | // Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/mumble_positional_audio_utils.h | 1 | // Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/mumble_positional_audio_utils.h | 21 | uint8_t split[4]; | COMMENT |
| LOW | plugins/mumble_positional_audio_win32_internals.h | 1 | // Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/ProcessBase.h | 1 | // Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/mumble_legacy_plugin.h | 1 | // Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/mumble_legacy_plugin.h | 21 | #endif | COMMENT |
| LOW | plugins/mumble_legacy_plugin.h | 41 | #if defined(__GNUC__) && !defined(__MINGW32__) // GCC on Unix-like systems | COMMENT |
| LOW | plugins/mumble_legacy_plugin.h | 61 | // Visual Studio 2013 x86 | COMMENT |
| LOW | plugins/mumble_legacy_plugin.h | 121 | /// to Mumble. This is because plugins can't integrate with Mumble's | COMMENT |
| LOW | plugins/mumble_positional_audio_main.h | 1 | // Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/mumble_positional_audio_linux.h | 1 | // Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/mumble_positional_audio_win32.h | 1 | // Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/se/engine.h | 21 | COMMENT | |
| LOW | plugins/se/engine.h | 41 | // 83 C0 ?? add eax, ? | COMMENT |
| LOW | plugins/se/engine.h | 61 | // 83 78 ?? 06 cmp dword ptr [eax+?], 6 | COMMENT |
| LOW | plugins/se/engine.h | 81 | // ... | COMMENT |
| LOW | plugins/se/engine.h | 101 | } | COMMENT |
| LOW | plugins/se/engine.h | 121 | // C3 retn | COMMENT |
| LOW | plugins/se/client.h | 81 | // Brute-force virtual function index. | COMMENT |
| LOW | plugins/se/client.h | 101 | } | COMMENT |
| LOW | plugins/se/client.h | 121 | // C9 leave | COMMENT |
| LOW | plugins/se/client.h | 141 | // 5D pop ebp | COMMENT |
| LOW | plugins/se/common.h | 41 | } | COMMENT |
| LOW | plugins/se/se.cpp | 1 | // Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/se/se.cpp | 161 | // X | X | COMMENT |
| LOW | plugins/gmod/CMakeLists.txt | 1 | # Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/gmod/gmod.cpp | 101 | // Remember addresses for later | COMMENT |
| LOW | plugins/blacklight/CMakeLists.txt | 1 | # Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/testPlugin/CMakeLists.txt | 1 | # Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/testPlugin/testPlugin.cpp | 1 | // Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/testPlugin/testPlugin.cpp | 101 | // arbitrary version) the pointer has to be cast to MumbleAPI_v_1_0_x (where x is a literal "x"). Furthermore the | COMMENT |
| LOW | plugins/jc2/CMakeLists.txt | 1 | # Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/lol/CMakeLists.txt | 1 | # Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/wow_x64/CMakeLists.txt | 1 | # Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/wow_x64/wow_x64.cpp | 1 | // Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/bf2/CMakeLists.txt | 1 | # Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/lotro/CMakeLists.txt | 1 | # Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/codmw2so/CMakeLists.txt | 1 | # Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/bf4/CMakeLists.txt | 1 | # Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/bf3/CMakeLists.txt | 1 | # Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/arma2/CMakeLists.txt | 1 | # Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/wow/CMakeLists.txt | 1 | # Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/wow/wow.cpp | 1 | // Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/cs/CMakeLists.txt | 1 | # Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/borderlands2/CMakeLists.txt | 1 | # Copyright The Mumble Developers. All rights reserved. | COMMENT |
| LOW | plugins/borderlands2/borderlands2.cpp | 101 | static int trylock(const std::multimap< std::wstring, unsigned long long int > &pids) { | COMMENT |
| LOW | plugins/borderlands2/borderlands2.cpp | 121 | // pos.X = -8109 | COMMENT |
| 922 more matches not shown… | ||||
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| LOW | scripts/backportTranslations.py | 18 | CODE | |
| LOW | scripts/generate-ffdhe.py | 100 | CODE | |
| LOW | scripts/generate-ffdhe.py | 100 | CODE | |
| LOW | scripts/generate-ffdhe.py | 100 | CODE | |
| LOW | scripts/generate-mumble_qt-qrc.py | 8 | CODE | |
| LOW | scripts/generate-mumble_qt-qrc.py | 8 | CODE | |
| LOW | scripts/generate-mumble_qt-qrc.py | 8 | CODE | |
| LOW | scripts/generate-mumble_qt-qrc.py | 12 | CODE | |
| LOW | scripts/generate-mumble_qt-qrc.py | 13 | CODE | |
| LOW | scripts/generate-mumble_qt-qrc.py | 14 | CODE | |
| LOW | scripts/mumble-version.py | 10 | CODE | |
| LOW | scripts/mumble-version.py | 10 | CODE | |
| LOW | scripts/mumble-version.py | 10 | CODE | |
| LOW | scripts/mumble-version.py | 16 | CODE | |
| LOW | scripts/generate_flag_qrc.py | 22 | CODE | |
| LOW | scripts/generate_flag_qrc.py | 22 | CODE | |
| LOW | scripts/generate_flag_qrc.py | 22 | CODE |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| MEDIUM⚡ | scripts/sign_macOS.py | 9 | # -------------- | COMMENT |
| MEDIUM⚡ | scripts/sign_macOS.py | 16 | # -------------- | COMMENT |
| MEDIUM⚡ | scripts/sign_macOS.py | 22 | # ------------- | COMMENT |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| LOW⚡ | src/murmur/database/BanTable.cpp | 325 | // Step 1: Clear old bans | COMMENT |
| LOW⚡ | src/murmur/database/BanTable.cpp | 328 | // Step 2: Insert new bans | COMMENT |
| LOW | src/mumble/ThemeSwitch_macx.mm | 18 | // When resseting the appearance, we need to check if the system isn't already on the nil appearance | COMMENT |
| LOW | src/mumble/Plugin.cpp | 313 | // Step 1: Introduce ourselves (inform the plugin about Mumble's (API) version | COMMENT |
| LOW | src/mumble/Plugin.cpp | 324 | // Step 2: Provide the API functions to the plugin | COMMENT |
| LOW | src/mumble/Plugin.cpp | 341 | // Step 3: Actually try to load the plugin | COMMENT |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| LOW⚡ | src/murmur/database/BanTable.cpp | 325 | // Step 1: Clear old bans | COMMENT |
| LOW⚡ | src/murmur/database/BanTable.cpp | 328 | // Step 2: Insert new bans | COMMENT |
| LOW | src/mumble/Plugin.cpp | 313 | // Step 1: Introduce ourselves (inform the plugin about Mumble's (API) version | COMMENT |
| LOW | src/mumble/Plugin.cpp | 324 | // Step 2: Provide the API functions to the plugin | COMMENT |
| LOW | src/mumble/Plugin.cpp | 341 | // Step 3: Actually try to load the plugin | COMMENT |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| LOW | …ts/TestSettingsJSONSerialization/generate_test_case.py | 232 | # For boolean values, we simply use the inverse of whatever the default is | COMMENT |
| MEDIUM | src/murmur/Server.cpp | 1676 | // Definitely not ideal, but it fixes a critical vulnerability. | COMMENT |
| MEDIUM | src/mumble/Global.cpp | 39 | // Qt4 used another data directory on Unix-like systems, to ensure a seamless | COMMENT |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| LOW | scripts/generateIceWrapper.py | 74 | CODE | |
| LOW | scripts/generate_changelog.py | 216 | CODE | |
| LOW | scripts/backportTranslations.py | 38 | CODE | |
| LOW | scripts/backportTranslations.py | 67 | CODE | |
| LOW | scripts/generate_cmake_options_docs.py | 26 | CODE | |
| LOW | …ts/TestSettingsJSONSerialization/generate_test_case.py | 69 | CODE | |
| LOW | …ts/TestSettingsJSONSerialization/generate_test_case.py | 103 | CODE |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| LOW | …estSelfSignedCertificate/TestSelfSignedCertificate.cpp | 48 | ok = SelfSignedCertificate::generateMumbleCertificate(QLatin1String("John Doe"), QString(), cert, key); | CODE |
| LOW | …estSelfSignedCertificate/TestSelfSignedCertificate.cpp | 55 | ok = SelfSignedCertificate::generateMumbleCertificate(QLatin1String("John Doe"), QLatin1String("john@doe.family"), | CODE |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| LOW | .ci/azure-pipelines/assertNoTranslationChanges.sh | 27 | # Check if the commit hash has changed (aka whether a commit has been made). | COMMENT |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| LOW | scripts/generate_changelog.py | 145 | def get_merge_commit_introducing(commit: str, branch: str) -> Optional[str]: | CODE |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| LOW | scripts/generate_mumble_ico.py | 41 | except Exception as e: | CODE |