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CVE-2011-4273

25
FAUCET Score

CVE-2011-4273 describes multiple cross-site scripting (XSS) vulnerabilities in GoAhead Webserver 2.18. Specifically, these flaws allow remote attackers to inject arbitrary web script or HTML via the 'group' parameter in addgroup.asp, the 'url' parameter in addlimit.asp, or the 'user' and 'group' parameters in adduser.asp. With a CVSS score of 4.3, this vulnerability has a medium attack complexity and can lead to information disclosure or session hijacking, though it does not impact confidentiality or availability. While not actively exploited in the wild and not on the KEV catalog, exploit code is publicly available on ExploitDB, yet it has garnered minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
2.1.8CPE matchmatch criteria
cpe:2.3:a:goahead:goahead_webserver:2.1.8:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

AV:N/AC:M/Au:N/C:N/I:P/A:N

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
4.77%
Probability of exploitation in next 30 days
EPSS Percentile
91.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
ExploitDB: EDB-36217 · Oct 10, 2011
This CVE's current EPSS score of 0.0477 is in the 89th percentile among its peer group of 19,955 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

secunia.com / advisories/46894
exchange.xforce.ibmcloud.com / vulnerabilities/70434
kb.cert.org / vuls/id/384427
ExploitUS Government Resource