CVE-2026-20055
CVE-2026-20055: 1 tracked advisory record across Cisco. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Cisco
1 advisory- Advisory severityMedium4.8
Medium [CVE-2026-20055 +1] Cisco Packaged Contact Center Enterprise and Cisco Unified Contact Center Enterprise Cross-Site Scripting Vulnerabilities
cisco-sa-ucce-pcce-xss-2JVyg3uDSource published Source updated
This bulletin covers 2 CVEs. The products, versions, score and guidance below describe the bulletin; check its source for applicability to this specific CVE.
Multiple vulnerabilities in the web-based management interface of Cisco Packaged Contact Center Enterprise (Packaged CCE) and Cisco Unified Contact Center Enterprise (Unified CCE) could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the web-based management interface of an affected device. These vulnerabilities exist because the web-based management interface does not properly validate user-supplied input. An attacker could exploit these vulnerabilities by injecting malicious code into specific pages of the interface. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information. To exploit these vulnerabilities, the attacker…
- Related products — impact not confirmed
- Unified Contact Center Enterprise
- Packaged Contact Center Enterprise
- Source-reported affected versions
- Scope: At the time of publication, these vulnerabilities affected Cisco Packaged CCE and Cisco Unified CCE, regardless of device configuration.
- Earlier than 12.6 — Migrate to a fixed release
- 12.6 — 12.6(2)_ES101 / Migrate to a fixed release
- Release 15.0 (first fixed: 15.0(1)ES202511)
- Source-reported fixed versions
- 15.0(1)ES202511
- Mitigation guidance
- Multiple vulnerabilities in the web-based management interface of Cisco Packaged Contact Center Enterprise (Packaged CCE) and Cisco Unified Contact Center Enterprise (Unified CCE) could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the web-based management interface of an affected device.
- Workarounds
- There are no workarounds that address these vulnerabilities.
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