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Vulnerabilities

Vulnerability · CVE-2025-58070

Pleasanter contains a stored cross-site scripting vulnerability in Preview for Attachments, which allows an attacker to execute an arbitrary script in a logged-in user's web browse

Published Oct 24, 2025 · catalog updated Oct 24, 2025 · Implem Inc. Pleasanter

Last checked Oct 26, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-58070. EPSS is 0.20%. Act only if a listed version of Implem Inc. Pleasanter is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium5.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.20%
Remediation
Advisory link
Affected products
vendor Implem Inc. Pleasanter 1.4.20.0 and earlier versions

Pleasanter contains a stored cross-site scripting vulnerability in Preview for Attachments, which allows an attacker to execute an arbitrary script in a logged-in user's web browser.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Implem Inc. Pleasanter 1.4.20.0 and earlier versions1.4.20.0 and earlier versions

How to fix CVE-2025-58070

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-58070. EPSS is 0.20%. Act only if a listed version of Implem Inc. Pleasanter is installed.

Which versions are affected?

Compare what you have installed with Implem Inc. Pleasanter 1.4.20.0 and earlier versions 1.4.20.0 and earlier versions. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.20%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 24, 2025 · EUVD

    Detected

    Pleasanter contains a stored cross-site scripting vulnerability in Preview for Attachments, which allows an attacker to execute an arbitrary script in a logged-in user's web browser.

  2. Oct 24, 2025 · EUVD

    Updated

    Pleasanter contains a stored cross-site scripting vulnerability in Preview for Attachments, which allows an attacker to execute an arbitrary script in a logged-in user's web browser.

Sources

  • CVE.orgVulnerability recordCVE-2025-58070

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-58070

    30-day exploitation probability 0.20%

    first.org
  • EUVDVulnerability recordEUVD-2025-35799

    Pleasanter contains a stored cross-site scripting vulnerability in Preview for Attachments, which allows an attacker to execute an arbitrary script in a logged-in user's web browser.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 26, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 26, 2026
  • CVE.orgOct 26, 2026
  • EUVDOct 26, 2026