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Fencer Vulns
high 8.8

CVE-2024-34520 json

An authorization bypass vulnerability exists in the Mavenir SCE Application Provisioning Portal, version PORTAL-LBS-R_1_0_24_0, which allow…

published 2025-02-12 20 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-4915

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 33%
public exploits
0
none known

Summary

An authorization bypass vulnerability exists in the Mavenir SCE Application Provisioning Portal, version PORTAL-LBS-R_1_0_24_0, which allows an authenticated 'guest' user to perform unauthorized administrative actions, such as accessing the 'add user' feature, by bypassing client-side access controls.

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
20 mo ago

Exploit prediction

0.39% chance of exploitation in the next 30 days, higher than 33% 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

Classification

Weakness
  • CWE-639 Authorization Bypass Through User-Controlled Key

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.