CVE-2015-2841

NONECVSS 0.0Elevated

0.0

Citrix NetScaler AppFirewall, as used in NetScaler 10.5, allows remote attackers to bypass intended firewall restrictions via a crafted Content-Type header, as demonstrated by the application/octet-stream and text/xml Content-Types.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 89.2%
KEV: Not listed

Published

April 3, 2015

Last Modified

May 6, 2026

References (6)

cve@mitrehttp://seclists.org/fulldisclosure/2015/Mar/95
cve@mitrehttp://securitytracker.com/id/1031928
cve@mitrehttps://www.exploit-db.com/exploits/36369/
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/fulldisclosure/2015/Mar/95
af854a3a-2127-422b-91ae-364da2661108http://securitytracker.com/id/1031928
af854a3a-2127-422b-91ae-364da2661108https://www.exploit-db.com/exploits/36369/

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-284Improper Access Control

Data Freshness Timeline

(refreshed 11× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:10 UTCepss_batch
2026-06-02 20:10 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:41 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-24 16:43 UTCepss_batch
2026-05-23 15:10 UTCepss_batch
2026-05-23 01:59 UTCEG score recompute
2026-05-23 01:59 UTCGHSA enrichment
2026-05-22 21:15 UTCepss_batch

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Exploit-DBEDB-36369
First seen Mar 12, 2015
Citrix Netscaler NS10.5 - WAF Bypass (Via HTTP Header Pollution)
Open source ↗

Frequently asked(4)

What is CVE-2015-2841?

CVE-2015-2841 is a none vulnerability published on April 3, 2015. Citrix NetScaler AppFirewall, as used in NetScaler 10.5, allows remote attackers to bypass intended firewall restrictions via a crafted Content-Type header, as demonstrated by the application/octet-stream and text/xml Content-Types.

When was CVE-2015-2841 disclosed?

CVE-2015-2841 was first published in the National Vulnerability Database on April 3, 2015, with the most recent update on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2015-2841 actively exploited?

CVE-2015-2841 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 89.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2015-2841?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2015-2841, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2015-2841

📅 Published

🔄 Last Modified

🔗 References (6)

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2015-2841?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (6)

Frequently asked(4)

Related CVEs(same CWE)