How severe is CVE-2017-18505?

CVE-2017-18505 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2017-18505 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-18505?

CVE-2017-18505 affects Bestwebsoft Twitter Button. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-18505?

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

When was CVE-2017-18505 published?

CVE-2017-18505 was published on 2019-08-12 and last updated on 2026-06-17.

CVE-2017-18505

CVE-2017-18505 is a medium-severity vulnerability in Bestwebsoft Twitter Button with a CVSS 3.x base score of 6.1. 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 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Bestwebsoft Twitter Button
Published: 2019-08-12
Last modified: 2026-06-17

Description

The twitter-plugin plugin before 2.55 for WordPress has XSS.

Frequently asked questions

What is CVE-2017-18505?: The twitter-plugin plugin before 2.55 for WordPress has XSS.
How severe is CVE-2017-18505?: CVE-2017-18505 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2017-18505 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-18505?: CVE-2017-18505 affects Bestwebsoft Twitter Button. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-18505?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-18505 published?: CVE-2017-18505 was published on 2019-08-12 and last updated on 2026-06-17.

References

https://wordpress.org/plugins/twitter-plugin/#developers

Affected products (1)

cpe:2.3:a:bestwebsoft:twitter_button:*:*:*:*:*:wordpress:*:*

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