Is CVE-2024-11680 in the CISA KEV catalog?

Yes. CVE-2024-11680 is on the CISA Known Exploited Vulnerabilities list, added 2024-12-03.

What is the CVSS severity of CVE-2024-11680?

CVE-2024-11680 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2024-11680?

CVE-2024-11680 has an EPSS score of 91.56% (100th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-11680?

Upgrade projectsend to r1720 or later.

CVE & CISA-KEV Catalog

CVE-2024-11680

CRITICALCISA KEVEPSS 100th pctl

9.8

CVSS v3

NVD

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.

CWE-306Missing Authentication for Critical Function

How to fix

Remediation Available

projectsendNVD

Affected:< r1720Fixed in:r1720CVE-2024-11680derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

91.56%probability of exploitation in 30 days

100thpercentile

Very high risk: more likely to be exploited than 100% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

ProjectSend Improper Authentication Vulnerability

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.

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

Remediation due: 2024-12-24

References

Patch1

github.com

Exploit1

github.com

Mitigation1

synacktiv.com

Third-Party Advisory2

Government Resource1

cisa.gov

Related Vulnerabilities

Other CWE-306 (Missing Authentication for Critical Function) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-10271	High	7.5	100%	KEV + Ransom	-
CVE-2025-3248	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-42793	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2022-1388	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2021-37415	Critical	9.8	100%	KEV	-
CVE-2023-21839	High	7.5	100%	KEV	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-07-14.