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Fencer Vulns
medium 6.1

CVE-2023-40617 json

A reflected cross-site scripting (XSS) vulnerability in OpenKnowledgeMaps Head Start 7 allows remote attackers to execute arbitrary JavaScr…

published 2023-09-13 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-45173

cvss
6.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 47%
public exploits
0
none known

Summary

A reflected cross-site scripting (XSS) vulnerability in OpenKnowledgeMaps Head Start 7 allows remote attackers to execute arbitrary JavaScript in the web browser of a user, by including a malicious payload into the 'file' parameter in 'displayPDF.php'.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.57% chance of exploitation in the next 30 days, higher than 47% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

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.