How severe is CVE-2014-8026?

CVE-2014-8026 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2014-8026 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-8026?

CVE-2014-8026 affects Cisco Jabber Guest. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2014-8026?

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

When was CVE-2014-8026 published?

CVE-2014-8026 was published on 2014-12-23 and last updated on 2026-06-17.

CVE-2014-8026

CVE-2014-8026 is a medium-severity vulnerability in Cisco Jabber Guest with a CVSS 2.0 base score of 4.3. 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 2.0 base score 4.3)
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Cisco Jabber Guest
Published: 2014-12-23
Last modified: 2026-06-17

Description

Cross-site scripting (XSS) vulnerability in the Guest Server in Cisco Jabber allows remote attackers to inject arbitrary web script or HTML via a (1) GET or (2) POST parameter, aka Bug ID CSCus08074.

Frequently asked questions

What is CVE-2014-8026?: Cross-site scripting (XSS) vulnerability in the Guest Server in Cisco Jabber allows remote attackers to inject arbitrary web script or HTML via a (1) GET or (2) POST parameter, aka Bug ID CSCus08074.
How severe is CVE-2014-8026?: CVE-2014-8026 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2014-8026 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-8026?: CVE-2014-8026 affects Cisco Jabber Guest. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2014-8026?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-8026 published?: CVE-2014-8026 was published on 2014-12-23 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cisco:jabber_guest:*:*:*:*:*:*:*:*

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