Auth bypass in Projectsend
CVE-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 th…
Vulnerability class: Broken Authentication
EPSS: 0.935 (99.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Projectsend — versions 0
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Public proof-of-concept exploits
References
- github.com/projectsend/projectsend/commit/193367d937b1a59ed5b68dd4e60bd53317473… (patch)
- www.synacktiv.com/sites/default/files/2024-07/synacktiv-projectsend-multiple-vu… (third-party-advisory, exploit)
- github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/… (exploit)
- github.com/projectdiscovery/nuclei-templates/blob/main/http/vulnerabilities/pro… (exploit)
- vulncheck.com/advisories/projectsend-bypass (third-party-advisory)
Frequently asked questions
- What is CVE-2024-11680?
- CVE-2024-11680 is a critical-severity vulnerability in Projectsend, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2024-11-26.
- How severe is CVE-2024-11680?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2024-11680 known to be exploited?
- Yes. CVE-2024-11680 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2024-12-03), indicating it is being actively exploited. 21 public proof-of-concept repositories are indexed.