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CVE Record

CVE-2018-0356: A vulnerability in the web framework of Cisco WebEx could allow an unauthenticated, remote attacker to cond...

A vulnerability in the web framework of Cisco WebEx could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against the user of the web interface of an affected system. The vulnerability is due to insufficient input validation of certain parameters that are passed to the affected software via the HTTP GET and HTTP POST methods. An attacker who can convince a user to follow an attacker-supplied link could execute arbitrary script or HTML code in the user's browser in the context of an affected site. Cisco Bug IDs: CSCvi63757.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysis

Security readout for executives and security teams

CVE-2018-0356 is a Cisco WebEx web-interface XSS issue. If a user is persuaded to open a crafted link, attacker-controlled script or HTML could run in that user's browser under the affected WebEx site context. Exposure is most likely for organizations running affected Cisco WebEx web interfaces. The provided sources do not identify exact affected versions or deployment types, so asset owners must confirm against Cisco's advisory. Treat this as a moderate-priority user-targeting web risk. It is not cited as actively exploited here, but WebEx trust and authenticated user context can make successful phishing-assisted XSS meaningful. Mitigation focus: Review Cisco's advisory for affected WebEx releases and vendor guidance.; Apply Cisco-recommended fixed software or mitigations where applicable.; Prioritize public-facing or broadly used WebEx web interfaces..

Prepared

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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ATT&CK lookup starting points

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cwe · medium confidence lookup

CWE-79: User-session and phishing behavior lookup

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cve · low confidence lookup

CVE-2018-0356 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/aCisco WebEx unknownCisco WebEx unknownListed
Weakness

CWE details

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CWE-79 · source CWE mapping

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.