How severe is CVE-2021-32542?

CVE-2021-32542 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2021-32542 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-32542?

CVE-2021-32542 affects Sysjust Cts Web. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-32542?

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

When was CVE-2021-32542 published?

CVE-2021-32542 was published on 2021-05-28 and last updated on 2026-06-17.

CVE-2021-32542

CVE-2021-32542 is a medium-severity vulnerability in Sysjust Cts Web with a CVSS 3.x base score of 4.7. 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 4.7)
CVSS v2: 4.3
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Sysjust Cts Web
Published: 2021-05-28
Last modified: 2026-06-17

Description

The parameters of the specific functions in the CTS Web trading system do not filter special characters, which allows unauthenticated attackers can remotely perform reflected XSS and obtain the users’ connection token that triggered the attack.

Frequently asked questions

What is CVE-2021-32542?: The parameters of the specific functions in the CTS Web trading system do not filter special characters, which allows unauthenticated attackers can remotely perform reflected XSS and obtain the users’ connection token that triggered the attack.
How severe is CVE-2021-32542?: CVE-2021-32542 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2021-32542 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-32542?: CVE-2021-32542 affects Sysjust Cts Web. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-32542?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-32542 published?: CVE-2021-32542 was published on 2021-05-28 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:sysjust:cts_web:*:*:*:*:*:*:*:*

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