diff --git a/lib/upload-sarif-action-post-helper.js b/lib/upload-sarif-action-post-helper.js
new file mode 100644
index 000000000..5c3499d70
--- /dev/null
+++ b/lib/upload-sarif-action-post-helper.js
@@ -0,0 +1,55 @@
+"use strict";
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    var desc = Object.getOwnPropertyDescriptor(m, k);
+    if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
+      desc = { enumerable: true, get: function() { return m[k]; } };
+    }
+    Object.defineProperty(o, k2, desc);
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
+    return result;
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.run = void 0;
+const fs = __importStar(require("fs"));
+const path = __importStar(require("path"));
+const core = __importStar(require("@actions/core"));
+const actionsUtil = __importStar(require("./actions-util"));
+async function run(uploadDebugArtifacts) {
+    const tempDir = actionsUtil.getTemporaryDirectory();
+    // Upload Actions SARIF artifacts for debugging
+    if (core.isDebug()) {
+        core.info("Debug mode is on. Uploading available combined SARIF files as Actions debugging artifact...");
+        const baseTempDir = path.resolve(tempDir, "combined-sarif");
+        const toUpload = [];
+        if (fs.existsSync(baseTempDir)) {
+            const outputDirs = fs.readdirSync(baseTempDir);
+            for (const outputDir of outputDirs) {
+                const sarifFiles = fs
+                    .readdirSync(path.resolve(baseTempDir, outputDir))
+                    .filter((f) => f.endsWith(".sarif"));
+                for (const sarifFile of sarifFiles) {
+                    toUpload.push(path.resolve(baseTempDir, outputDir, sarifFile));
+                }
+            }
+        }
+        if (toUpload.length > 0) {
+            await uploadDebugArtifacts(toUpload, baseTempDir, "upload-debug-artifacts");
+        }
+    }
+}
+exports.run = run;
+//# sourceMappingURL=upload-sarif-action-post-helper.js.map
\ No newline at end of file
diff --git a/lib/upload-sarif-action-post-helper.js.map b/lib/upload-sarif-action-post-helper.js.map
new file mode 100644
index 000000000..1a8322924
--- /dev/null
+++ b/lib/upload-sarif-action-post-helper.js.map
@@ -0,0 +1 @@
+{"version":3,"file":"upload-sarif-action-post-helper.js","sourceRoot":"","sources":["../src/upload-sarif-action-post-helper.ts"],"names":[],"mappings":";;;;;;;;;;;;;;;;;;;;;;;;;;AAAA,uCAAyB;AACzB,2CAA6B;AAE7B,oDAAsC;AAEtC,4DAA8C;AAEvC,KAAK,UAAU,GAAG,CACvB,oBAIkB;IAElB,MAAM,OAAO,GAAG,WAAW,CAAC,qBAAqB,EAAE,CAAC;IAEpD,+CAA+C;IAC/C,IAAI,IAAI,CAAC,OAAO,EAAE,EAAE,CAAC;QACnB,IAAI,CAAC,IAAI,CACP,6FAA6F,CAC9F,CAAC;QAEF,MAAM,WAAW,GAAG,IAAI,CAAC,OAAO,CAAC,OAAO,EAAE,gBAAgB,CAAC,CAAC;QAE5D,MAAM,QAAQ,GAAa,EAAE,CAAC;QAE9B,IAAI,EAAE,CAAC,UAAU,CAAC,WAAW,CAAC,EAAE,CAAC;YAC/B,MAAM,UAAU,GAAG,EAAE,CAAC,WAAW,CAAC,WAAW,CAAC,CAAC;YAE/C,KAAK,MAAM,SAAS,IAAI,UAAU,EAAE,CAAC;gBACnC,MAAM,UAAU,GAAG,EAAE;qBAClB,WAAW,CAAC,IAAI,CAAC,OAAO,CAAC,WAAW,EAAE,SAAS,CAAC,CAAC;qBACjD,MAAM,CAAC,CAAC,CAAC,EAAE,EAAE,CAAC,CAAC,CAAC,QAAQ,CAAC,QAAQ,CAAC,CAAC,CAAC;gBAEvC,KAAK,MAAM,SAAS,IAAI,UAAU,EAAE,CAAC;oBACnC,QAAQ,CAAC,IAAI,CAAC,IAAI,CAAC,OAAO,CAAC,WAAW,EAAE,SAAS,EAAE,SAAS,CAAC,CAAC,CAAC;gBACjE,CAAC;YACH,CAAC;QACH,CAAC;QAED,IAAI,QAAQ,CAAC,MAAM,GAAG,CAAC,EAAE,CAAC;YACxB,MAAM,oBAAoB,CACxB,QAAQ,EACR,WAAW,EACX,wBAAwB,CACzB,CAAC;QACJ,CAAC;IACH,CAAC;AACH,CAAC;AAzCD,kBAyCC"}
\ No newline at end of file
diff --git a/lib/upload-sarif-action-post.js b/lib/upload-sarif-action-post.js
new file mode 100644
index 000000000..7472c3041
--- /dev/null
+++ b/lib/upload-sarif-action-post.js
@@ -0,0 +1,44 @@
+"use strict";
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    var desc = Object.getOwnPropertyDescriptor(m, k);
+    if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
+      desc = { enumerable: true, get: function() { return m[k]; } };
+    }
+    Object.defineProperty(o, k2, desc);
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
+    return result;
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+/**
+ * This file is the entry point for the `post:` hook of `upload-sarif-action.yml`.
+ * It will run after the all steps in this job, in reverse order in relation to
+ * other `post:` hooks.
+ */
+const core = __importStar(require("@actions/core"));
+const debugArtifacts = __importStar(require("./debug-artifacts"));
+const uploadSarifActionPostHelper = __importStar(require("./upload-sarif-action-post-helper"));
+const util_1 = require("./util");
+async function runWrapper() {
+    try {
+        await uploadSarifActionPostHelper.run(debugArtifacts.uploadDebugArtifacts);
+    }
+    catch (error) {
+        core.setFailed(`upload-sarif post-action step failed: ${(0, util_1.wrapError)(error).message}`);
+    }
+}
+void runWrapper();
+//# sourceMappingURL=upload-sarif-action-post.js.map
\ No newline at end of file
diff --git a/lib/upload-sarif-action-post.js.map b/lib/upload-sarif-action-post.js.map
new file mode 100644
index 000000000..4dcc6227e
--- /dev/null
+++ b/lib/upload-sarif-action-post.js.map
@@ -0,0 +1 @@
+{"version":3,"file":"upload-sarif-action-post.js","sourceRoot":"","sources":["../src/upload-sarif-action-post.ts"],"names":[],"mappings":";;;;;;;;;;;;;;;;;;;;;;;;;AAAA;;;;GAIG;AACH,oDAAsC;AAEtC,kEAAoD;AACpD,+FAAiF;AACjF,iCAAmC;AAEnC,KAAK,UAAU,UAAU;IACvB,IAAI,CAAC;QACH,MAAM,2BAA2B,CAAC,GAAG,CAAC,cAAc,CAAC,oBAAoB,CAAC,CAAC;IAC7E,CAAC;IAAC,OAAO,KAAK,EAAE,CAAC;QACf,IAAI,CAAC,SAAS,CACZ,yCAAyC,IAAA,gBAAS,EAAC,KAAK,CAAC,CAAC,OAAO,EAAE,CACpE,CAAC;IACJ,CAAC;AACH,CAAC;AAED,KAAK,UAAU,EAAE,CAAC"}
\ No newline at end of file
diff --git a/src/upload-sarif-action-post-helper.ts b/src/upload-sarif-action-post-helper.ts
new file mode 100644
index 000000000..788acf981
--- /dev/null
+++ b/src/upload-sarif-action-post-helper.ts
@@ -0,0 +1,49 @@
+import * as fs from "fs";
+import * as path from "path";
+
+import * as core from "@actions/core";
+
+import * as actionsUtil from "./actions-util";
+
+export async function run(
+  uploadDebugArtifacts: (
+    toUpload: string[],
+    rootDir: string,
+    artifactName: string,
+  ) => Promise<void>,
+) {
+  const tempDir = actionsUtil.getTemporaryDirectory();
+
+  // Upload Actions SARIF artifacts for debugging
+  if (core.isDebug()) {
+    core.info(
+      "Debug mode is on. Uploading available combined SARIF files as Actions debugging artifact...",
+    );
+
+    const baseTempDir = path.resolve(tempDir, "combined-sarif");
+
+    const toUpload: string[] = [];
+
+    if (fs.existsSync(baseTempDir)) {
+      const outputDirs = fs.readdirSync(baseTempDir);
+
+      for (const outputDir of outputDirs) {
+        const sarifFiles = fs
+          .readdirSync(path.resolve(baseTempDir, outputDir))
+          .filter((f) => f.endsWith(".sarif"));
+
+        for (const sarifFile of sarifFiles) {
+          toUpload.push(path.resolve(baseTempDir, outputDir, sarifFile));
+        }
+      }
+    }
+
+    if (toUpload.length > 0) {
+      await uploadDebugArtifacts(
+        toUpload,
+        baseTempDir,
+        "upload-debug-artifacts",
+      );
+    }
+  }
+}
diff --git a/src/upload-sarif-action-post.ts b/src/upload-sarif-action-post.ts
new file mode 100644
index 000000000..d3cf8dac9
--- /dev/null
+++ b/src/upload-sarif-action-post.ts
@@ -0,0 +1,22 @@
+/**
+ * This file is the entry point for the `post:` hook of `upload-sarif-action.yml`.
+ * It will run after the all steps in this job, in reverse order in relation to
+ * other `post:` hooks.
+ */
+import * as core from "@actions/core";
+
+import * as debugArtifacts from "./debug-artifacts";
+import * as uploadSarifActionPostHelper from "./upload-sarif-action-post-helper";
+import { wrapError } from "./util";
+
+async function runWrapper() {
+  try {
+    await uploadSarifActionPostHelper.run(debugArtifacts.uploadDebugArtifacts);
+  } catch (error) {
+    core.setFailed(
+      `upload-sarif post-action step failed: ${wrapError(error).message}`,
+    );
+  }
+}
+
+void runWrapper();
diff --git a/upload-sarif/action.yml b/upload-sarif/action.yml
index cf7ce68a4..a6b74bbfc 100644
--- a/upload-sarif/action.yml
+++ b/upload-sarif/action.yml
@@ -38,3 +38,4 @@ outputs:
 runs:
   using: node20
   main: '../lib/upload-sarif-action.js'
+  post: '../lib/upload-sarif-action-post.js'