CVE-2001-1545: n/a vulnerability

CVE-2001-1545: Macromedia JRun 3.0 and 3.1 appends the jsessionid to URL requests (a.k.a.

Macromedia JRun 3.0 and 3.1 appends the jsessionid to URL requests (a.k.a. rewriting) when client browsers have cookies enabled, which allows remote attackers to obtain session IDs and hijack sessions via HTTP referrer fields or sniffing.

UnknownCVSS not scoredNot KEV-listedUpdatedSep 16, 2024, 16:59 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2001-1545 is an old session-handling flaw in Macromedia JRun 3.0 and 3.1. The product may put session IDs in URLs even when cookies are enabled. Those IDs can leak through browser referrer data or network sniffing, allowing session hijacking if an attacker obtains a valid ID. Exposure is likely limited to organizations still operating legacy Macromedia JRun 3.0 or 3.1, especially internet-facing or partner-facing applications using URL-based session tracking. Modern platforms are unlikely to be affected unless old JRun systems remain in production or internal legacy environments. Handle as a legacy exposure review rather than an emergency unless JRun 3.0 or 3.1 is still in use. If found on externally reachable systems, prioritize containment or migration because leaked session IDs can directly undermine user authentication. Mitigation focus: Inventory any remaining Macromedia JRun 3.0 or 3.1 systems.; Review Macromedia or archived vendor guidance for official remediation details.; Prioritize retiring, isolating, or replacing legacy JRun applications..

Prepared: Jun 29, 2026, 19:05 UTC (UTC+00:00)

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

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Jul 14, 2005, 04:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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CVE List V5 sourceCVE List V5

Affected products

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n/an/an/aListed

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