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Fencer Vulns
high 8.8

CVE-2025-46198 json

Cross Site Scripting vulnerability in grav v.1.7.48, v.1.7.47 and v.1.7.46 allows an attacker to execute arbitrary code via the onerror att…

published 2025-07-25 15 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-22750

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 54%
public exploits
0
none known

Summary

Cross Site Scripting vulnerability in grav v.1.7.48, v.1.7.47 and v.1.7.46 allows an attacker to execute arbitrary code via the onerror attribute of the img element

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
15 mo ago

Exploit prediction

0.73% chance of exploitation in the next 30 days, higher than 54% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • rapid-echo-f9c.notion.site https://rapid-echo-f9c.notion.site/Grav-XSS-1dbaf8998a078072bb30ffc9b9e7ab4a?pvs=4 referenced PoC, tagged "exploit" by a source, unverified
  • tyojong.tistory.com https://tyojong.tistory.com/1 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

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

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.