CVE-2015-4257

NONECVSS 0.0

0.0

Cross-site request forgery (CSRF) vulnerability on Cisco TelePresence MCU 4500 devices with software 4.5(1.55) allows remote attackers to hijack the authentication of arbitrary users, aka Bug ID CSCuu90710.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 28.4%
KEV: Not listed

Published

July 10, 2015

Last Modified

May 6, 2026

References (4)

psirt@ciscohttp://tools.cisco.com/security/center/viewAlert.x?alertId=39801
psirt@ciscohttp://www.securitytracker.com/id/1032838
af854a3a-2127-422b-91ae-364da2661108http://tools.cisco.com/security/center/viewAlert.x?alertId=39801
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1032838

Data Freshness Timeline

(refreshed 8× in last 7d / 20× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-08 14:14 UTCEPSS rescore
2026-06-07 15:22 UTCEPSS rescore
2026-06-06 13:45 UTCEPSS rescore
2026-06-05 22:44 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-04 13:09 UTCEPSS rescore
2026-06-02 20:10 UTCEPSS rescore
2026-06-02 20:10 UTCEPSS rescore
2026-06-01 13:49 UTCEPSS rescore
2026-06-01 13:49 UTCEPSS rescore
2026-05-31 22:28 UTCEPSS rescore
2026-05-31 22:28 UTCEPSS rescore
2026-05-31 22:28 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-29 13:41 UTCEPSS rescore
2026-05-28 13:42 UTCEPSS rescore
2026-05-28 13:42 UTCEPSS rescore
2026-05-27 13:38 UTCEPSS rescore

Frequently asked(4)

What is CVE-2015-4257?

CVE-2015-4257 is a none vulnerability published on July 10, 2015. Cross-site request forgery (CSRF) vulnerability on Cisco TelePresence MCU 4500 devices with software 4.5(1.55) allows remote attackers to hijack the authentication of arbitrary users, aka Bug ID CSCuu90710.

When was CVE-2015-4257 disclosed?

CVE-2015-4257 was first published in the National Vulnerability Database on July 10, 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-2015-4257 actively exploited?

CVE-2015-4257 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 28.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2015-4257?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2015-4257, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2015-4257

Explore →

Is Your Infrastructure Affected by CVE-2015-4257?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2015-4257

📅 Published

🔄 Last Modified

🔗 References (4)