CVE-2024-11680
CriticalExploitedPublic exploitProjectSend versions prior to r1720 are affected by an improper authentication vulnerability.
Published Nov 26, 2024 · Updated Aug 12, 2026
Key Facts
Patch immediately- CVE-2024-11680 is a critical-severity vulnerability (CVSS 9.8 v3.1) affecting ProjectSend.
- It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Nov 26, 2024. Public exploit code is available.
- EPSS estimates a 92% probability of exploitation in the next 30 days.
- Fixed versions are available, including ProjectSend r1720.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v3.1
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
92%
Higher than 99.8% of all scored CVEs
Exploited in the wild
Yes
4 catalog listings
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2024-11680 brief as a PDF
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Description
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.
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | Dec 3, 2024 | Dec 24, 2024 | Not reported |
| Industry KEV feed | Nov 26, 2024 | Dec 24, 2024 | Not reported |
| CIRCL KEV | Dec 3, 2024 | Dec 24, 2024 | Not reported |
| ENISA EUVD | Dec 3, 2024 | n/a | Not reported |
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Affected Products
2 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| ProjectSendProjectsend | See advisory | r1720 |
Patched Releases
ProjectSend
r1720
Timeline
Publicly disclosed
Nov 26, 2024
Added to Industry KEV feed
Nov 26, 2024
Added to CISA KEV
Dec 3, 2024
Added to CIRCL KEV
Dec 3, 2024
Added to ENISA EUVD
Dec 3, 2024
Last updated
Aug 12, 2026
Weakness Type
- CWE-306 Missing Authentication for Critical Function
References
- advisoryhttps://github.com/CVEProject/cvelistV5/tree/main/cves/2024/11xxx/CVE-2024-11680.json
- advisoryhttps://github.com/projectdiscovery/nuclei-templates/blob/main/http/vulnerabilities/projectsend-auth-bypass.yaml
- advisoryhttps://nvd.nist.gov/vuln/detail/CVE-2024-11680
- advisoryhttps://vulncheck.com/advisories/projectsend-bypass
- advisoryhttps://www.synacktiv.com/sites/default/files/2024-07/synacktiv-projectsend-multiple-vulnerabilities.pdf
FAQ
Common Questions.
ProjectSend versions prior to r1720 are affected by an improper authentication vulnerability.
Affected: ProjectSend. The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Nov 26, 2024.
Yes. It was added on Dec 3, 2024 with a federal remediation due date of Dec 24, 2024.
Public exploit code is available.
Fixed versions are available, including ProjectSend r1720.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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