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Fencer Vulns
medium 6.1

CVE-2025-50690 json

A Cross-Site Scripting (XSS) vulnerability exists in SpatialReference.org (OSGeo/spatialreference.org) versions prior to 2025-05-17 (commit…

published 2025-08-13 14 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-24636

cvss
6.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 16%
public exploits
0
none known

Summary

A Cross-Site Scripting (XSS) vulnerability exists in SpatialReference.org (OSGeo/spatialreference.org) versions prior to 2025-05-17 (commit 2120adfa17ddd535bd0f539e6c4988fa3a2cb491). The vulnerability is caused by improper handling of user input in the search query parameter. An attacker can craft a specially formed URL with malicious JavaScript code, which is then reflected back and executed in the victim's browser. This flaw allows an attacker to execute arbitrary JavaScript in the context of the victim's session, potentially leading to session hijacking, phishing attacks, data theft, or redirection to malicious sites. The issue is exposed on publicly accessible pages, making it exploitable by an unauthenticated attacker.

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
14 mo ago

Exploit prediction

0.25% chance of exploitation in the next 30 days, higher than 16% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

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