How severe is CVE-2025-13902?

CVE-2025-13902 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-13902 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-13902?

CVE-2025-13902 primarily affects Schneider-electric Modicon M258 Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-13902?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-13902 have an EU (EUVD) identifier?

Yes. CVE-2025-13902 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208500.

When was CVE-2025-13902 published?

CVE-2025-13902 was published on 2026-03-10 and last updated on 2026-06-23.

CVE-2025-13902

CVE-2025-13902 is a medium-severity vulnerability in Schneider-electric Modicon M258 Firmware with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
CVSS v4: 5.1
EPSS exploit prediction: 0% (13th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-208500
Weakness: CWE-79
Affected product: Schneider-electric Modicon M258 Firmware
Published: 2026-03-10
Last modified: 2026-06-23

Description

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability exists that could cause condition where authenticated attackers can have a victim’s browser run arbitrary JavaScript when the victim hovers over a maliciously crafted element on a web server containing the injected payload.

Frequently asked questions

What is CVE-2025-13902?: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability exists that could cause condition where authenticated attackers can have a victim’s browser run arbitrary JavaScript when the victim hovers over a maliciously crafted element on a web server containing the injected payload.
How severe is CVE-2025-13902?: CVE-2025-13902 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-13902 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-13902?: CVE-2025-13902 primarily affects Schneider-electric Modicon M258 Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-13902?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-13902 have an EU (EUVD) identifier?: Yes. CVE-2025-13902 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208500.
When was CVE-2025-13902 published?: CVE-2025-13902 was published on 2026-03-10 and last updated on 2026-06-23.

References

https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2026-069-02&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2026-069-02.pdf

Affected products (4)

cpe:2.3:o:schneider-electric:modicon_m258_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:modicon_lmc058_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:modicon_m251_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:schneider-electric:modicon_m241_firmware:*:*:*:*:*:*:*:*

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