CVE-2023-30758: Cross-site scripting vulnerability in Pleasanter 1.3.38.1 and earlier allows a remote authenticated attacker t

Q: How do I fix CVE-2023-30758?

pleasanter: upgrade to 1.3.38.1. Exact commands for each OS are on this page.

Q: Is CVE-2023-30758 being exploited?

CVE-2023-30758 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2023-30758 affect?

CVE-2023-30758 affects pleasanter. Severity is medium (CVSS 5.4). Cross-site scripting vulnerability in Pleasanter 1.3.38.1 and earlier allows a remote authenticated attacker to inject an arbitrary script.

Q: How urgent is CVE-2023-30758?

Priority 37/100. Public exploit reference

Routine

MEDIUM 5.4UPGRADE

CVE-2023-30758 is a medium-severity flaw (CVSS 5.4) affecting pleasanter. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting vulnerability in Pleasanter 1.3.38.1 and earlier allows a remote authenticated attacker to inject an arbitrary script.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.7% (top 48%)
CISA exploited list	No
Weakness	CWE-79
Published	2023-06-01
Last modified	2026-06-17

Publisher (CNA): JPCERT/CC · Vendor: pleasanter

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-06-01 02:15 UTCPublished CVE record published
2026-06-17 05:55 UTCUpdated Record last modified

pleasanter pleasanter UPGRADE

Affected: < 1.3.38.1

Fixed in: 1.3.38.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy pleasanter || rpm -q pleasanter || pleasanter --version

2. UPGRADE to 1.3.38.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade pleasanter

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade pleasanter

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-30758?

pleasanter: upgrade to 1.3.38.1. Exact commands for each OS are on this page.

Is CVE-2023-30758 being exploited?

CVE-2023-30758 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-30758 affect?

CVE-2023-30758 affects pleasanter. Severity is medium (CVSS 5.4). Cross-site scripting vulnerability in Pleasanter 1.3.38.1 and earlier allows a remote authenticated attacker to inject an arbitrary script.

How urgent is CVE-2023-30758?

Priority 37/100. Public exploit reference

Related CVEs

CVE-2024-21584 MEDIUM 6.1 UPGRADE Pleasanter 1.3.49.0 and earlier contains a cross-site scripting vulnerability
CVE-2023-46688 MEDIUM 6.1 UPGRADE Open redirect vulnerability in Pleasanter 1.3.47.0 and earlier allows a remote unauthenticated attacker to red
CVE-2023-45210 MEDIUM 4.3 UPGRADE Pleasanter 1.3.47.0 and earlier contains an improper access control vulnerability, which may allow a remote au
CVE-2023-34439 MEDIUM 5.4 UPGRADE Pleasanter 1.3.47.0 and earlier contains a stored cross-site scripting vulnerability

References

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