Multiple cross-site scripting (XSS) vulnerabilities in the management GUI in Symantec Web Gateway 5.0.x before 5.0.3 allow remote attackers…

published 2012-05-21 14 y ago modified 2026-06-16 4 mo ago also EUVD-2012-0332

cvss: 4.3; version 2.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.6%; EPSS 1.6% chance of exploitation in 30 days, percentile 76%
public exploits: 0; none known

Multiple cross-site scripting (XSS) vulnerabilities in the management GUI in Symantec Web Gateway 5.0.x before 5.0.3 allow remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Exploit prediction

1.61% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

securityfocus.com http://www.securityfocus.com/bid/53396 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	2.0	4.3	AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

securityfocus.com /bid/53396
vdb-entry, exploit
symantec.com /security_response/securityupdates/detail.jsp?fid=security_advisory&pvid=security_advisory&year=2012&suid=2012
vendor-advisory

Sources

CVE List CVE-2012-0296
NVD CVE-2012-0296

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary