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Findings

Vulnerability · CVE-2024-11680

ProjectSend Improper Authentication Vulnerability

Published Nov 26, 2024 · corrected/updated Jul 14, 2026 · ProjectSend ProjectSend · evidence confidence very high

ProjectSend contains an improper authentication vulnerability that allows a remote, unauthenticated attacker to enable unauthorized modification of the application's configuration via crafted HTTP requests to options.php. Successful exploitation allows attackers to create accounts, upload webshells, and embed malicious JavaScript. VulnCheck canary evidence. Initial-access exploit intelligence.

Grounded briefings

Catalog interpretations for three audiences. Each brief cites ingested metadata and the original advisories below. They are not independent research and they do not invent exploit steps.

Executive

CVE-2024-11680 is a critical public vulnerability record for ProjectSend ProjectSend. CISA lists it as known exploited. Published remediation guidance: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. This summary is a catalog interpretation of the ingested metadata and cites the original advisories below.

System administrator

Identify whether ProjectSend ProjectSend is in your estate, then compare installed versions with the affected ranges. Affected packages or ranges on record: projectsend/projectsend; ProjectSend ProjectSend. Published remediation guidance: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. Prefer the vendor or distribution advisory linked in Sources before changing production systems. This is a catalog interpretation, not a runbook.

Security analyst

Signals on file: CVSS 9.8, EPSS 91.8%. CISA lists it as known exploited. Weakness classes: CWE-287, CWE-306. Sources contributing to this record: cisa_kev, cve_org, epss, metasploit. Public exploit references, when present, are outbound links only and are not proof of active exploitation. This is a catalog interpretation of stored metadata.

Exploitation and remediation

  • Exploitation evidence

    Confirmed in CISA KEV since Nov 26, 2024. Listed in CISA KEV and VulnCheck KEV.

  • Patch and remediation

    Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. CISA due date Dec 24, 2024.

  • Safe detection guidance

    Compare installed versions with the affected ranges below and verify the advisory from the original publisher. This site stores metadata and outbound links only; it does not ship exploit code or proof-of-concept payloads.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Nov 26, 2024 · Catalog

    Detected

    ProjectSend versions prior to r1720 are affected by an improper authentication vulnerability. Remote, unauthenticated attackers can exploit this flaw by sending crafted HTTP requests to options.php, enabling unauthorized modification of the application's configuration. Successful exploitation allows attackers to create accounts, upload webshells, and embed malicious JavaScript.

  2. Dec 3, 2024 · CISA KEV

    Known exploited

    Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

  3. Dec 24, 2024 · CISA KEV

    Remediation due

    Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

  4. Jul 14, 2026 · Catalog

    Updated

    ProjectSend versions prior to r1720 are affected by an improper authentication vulnerability. Remote, unauthenticated attackers can exploit this flaw by sending crafted HTTP requests to options.php, enabling unauthorized modification of the application's configuration. Successful exploitation allows attackers to create accounts, upload webshells, and embed malicious JavaScript.

Affected

  • cpe projectsend/projectsendversion unspecified
  • vendor ProjectSend ProjectSendversion unspecified

Sources

  • CISA KEVConfirmed exploitationCVE-2024-11680

    ProjectSend contains an improper authentication vulnerability that allows a remote, unauthenticated attacker to enable unauthorized modification of the application's configuration via crafted HTTP requests to options.php. Successful exploitation allows attackers to create accounts, upload webshells, and embed malicious JavaScript.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2024-11680

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2024-11680

    30-day exploitation probability 91.8%

    first.org
  • Metasploit ModulesPublic exploit moduleexploit_linux/http/projectsend_unauth_rce

    Public module reference (excellent). Module source is not copied into this catalog.

    rapid7.com
  • NIST NVDVulnerability recordCVE-2024-11680

    ProjectSend versions prior to r1720 are affected by an improper authentication vulnerability. Remote, unauthenticated attackers can exploit this flaw by sending crafted HTTP requests to options.php, enabling unauthorized modification of the application's configuration. Successful

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2024-11680

    ProjectSend contains an improper authentication vulnerability that allows a remote, unauthenticated attacker to enable unauthorized modification of the application's configuration via crafted HTTP requests to options.php. Successful exploitation allows attackers to create account

    vulncheck.com

References