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Fencer Vulns
high 7.3

CVE-2025-5296 json

CWE-59: Improper Link Resolution Before File Access ('Link Following') vulnerability exists that could cause arbitrary data to be written t…

published 2025-08-18 14 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-28481

cvss
7.3
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 13%
public exploits
0
none known

Summary

CWE-59: Improper Link Resolution Before File Access ('Link Following') vulnerability exists that could cause arbitrary data to be written to protected locations, potentially leading to escalation of privilege, arbitrary file corruption, exposure of application and system information or persistent denial of service when a low-privileged attacker tampers with the installation folder.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-25-266-03 updated cvss 7.3

Schneider Electric SESU

  • Schneider Electric BESS ANSI SESU <3.0.12 Schneider Electric Easergy MiCOM P30 SESU <3.0.12 Schneider Electric Easergy MiCOM P40 SESU <3.0.12 Schneider Electric Easergy Studio SESU <3.0.12 Schneider Electric EcoStruxure Architecture Builder SESU <3.0.12 Schneider Electric EcoStruxure Automation Device Maintenance SESU <3.0.12
    +20 more products
    Schneider Electric EcoStruxure Automation Expert SESU <3.0.12 Schneider Electric EcoStruxure Automation Expert Motion SESU <3.0.12 Schneider Electric EcoStruxure Control Expert SESU <3.0.12 Schneider Electric EcoStruxure Machine Expert SESU <3.0.12 Schneider Electric EcoStruxure Machine Expert Basic SESU <3.0.12 Schneider Electric EcoStruxure Machine Expert HVAC SESU <3.0.12 Schneider Electric EcoStruxure Microgrid Flex SESU <3.0.12 Schneider Electric EcoStruxure Microgrid Operations Medium SESU <3.0.12 Schneider Electric EcoStruxure Operator Terminal Expert SESU <3.0.12 Schneider Electric EcoStruxure Power Commission Desktop (EPC) SESU <3.0.12 Schneider Electric EcoStruxure Power Operations (EPO) SESU <3.0.12 Schneider Electric EcoStruxure Process Expert SESU <3.0.12 Schneider Electric EcoStruxure Process Expert for AVEVA System Platform SESU <3.0.12 Schneider Electric eXLhoist Configuration Software SESU <3.0.12 Schneider Electric Harmony XB5S Soft SESU <3.0.12 Schneider Electric PowerLogic P5 SESU <3.0.12 Schneider Electric PowerLogic P7 SESU <3.0.12 Schneider Electric SESU <3.0.12 Schneider Electric SoMove SESU <3.0.12 Schneider Electric ZelioSoft 2 SESU <3.0.12
    affected: fixed in V3.0.12, mitigation seupdate.schneider-electric.com
  • Schneider Electric BESS ANSI SESU 3.0.12 Schneider Electric Easergy MiCOM P30 SESU 3.0.12 Schneider Electric Easergy MiCOM P40 SESU 3.0.12 Schneider Electric Easergy Studio SESU 3.0.12 Schneider Electric EcoStruxure Architecture Builder SESU 3.0.12 Schneider Electric EcoStruxure Automation Device Maintenance SESU 3.0.12
    +8 more products
    Schneider Electric EcoStruxure Automation Expert SESU 3.0.12 Schneider Electric EcoStruxure Automation Expert Motion SESU 3.0.12 Schneider Electric EcoStruxure Control Expert SESU 3.0.12 Schneider Electric EcoStruxure Machine Expert SESU 3.0.12 Schneider Electric EcoStruxure Machine Expert Basic SESU 3.0.12 Schneider Electric EcoStruxure Machine Expert HVAC SESU 3.0.12 Schneider Electric EcoStruxure Microgrid Flex SESU 3.0.12 Schneider Electric EcoStruxure Microgrid Operations Medium SESU 3.0.12
    fixed

12 more fixed in the full advisory

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
14 mo ago

Exploit prediction

0.23% chance of exploitation in the next 30 days, higher than 13% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 4.0 7.0 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N
CNA 3.1 7.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H
CNA 4.0 7.0 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected products

  • Schneider Electric SESU

Classification

Weakness
  • CWE-59 Improper Link Resolution Before File Access

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.