An issue in Eskooly Free Online School management Software v.3.0 and before allows a remote attacker to escalate privileges via the HTTP Re…

published 2024-07-05 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-24907

cvss: 8.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.6%; EPSS 0.6% chance of exploitation in 30 days, percentile 46%
public exploits: 0; none known

An issue in Eskooly Free Online School management Software v.3.0 and before allows a remote attacker to escalate privileges via the HTTP Response Header Settings component.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 2 y ago (2024-07-08)

Exploit prediction

0.55% chance of exploitation in the next 30 days, higher than 46% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

eskooly web_product

Classification

Weakness

CWE-693 Protection Mechanism Failure

References

blog.be-hacktive.com /eskooly-cve/cve-2024-27713-protection-mechanism-failure-in-eskooly-web-product-less-than-v3.0
broken-link

Sources

CVE List CVE-2024-27713
NVD CVE-2024-27713

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary