Historical catalog analysis: CISA added this entry on February 24, 2025. The entry reflects catalog information retrieved on August 31, 2026, not a snapshot archived on the inclusion date. Check current vendor guidance before acting.
What the vulnerability is
CVE-2024-20953 is a deserialization vulnerability (CWE-502) identified in Oracle Agile Product Lifecycle Management (PLM). This flaw allows an attacker with low privileges and network access via HTTP to compromise the affected system. The inclusion of this vulnerability in CISA’s Known Exploited Vulnerabilities catalog indicates that it has been observed in active exploitation.
Exposure and applicability
This vulnerability applies to organizations deploying Oracle Agile PLM. The attack vector is network-based, specifically utilizing HTTP. Because the exploit requires only low-privileged access, the risk extends beyond external actors to include internal users or compromised accounts with limited permissions who can reach the application interface.
Remediation priorities
Based on our analysis, vulnerability management teams should prioritize the following actions:
- Asset Identification: Locate all instances of Oracle Agile PLM within the environment to determine the total exposure surface.
- Vendor Mitigation Application: Apply the specific mitigations provided in the vendor’s security instructions.
- Decommissioning: In scenarios where vendor mitigations cannot be applied or are unavailable for a specific deployment, the product should be discontinued to eliminate the risk.
- Deadline Alignment: Federal agencies must adhere to the CISA-mandated remediation deadline of March 17, 2025; non-federal organizations should use this date as a benchmark for urgency given the known exploitation status.
How to validate remediation
Verification must move beyond simple version checks. A version number may indicate that a patch was installed, but it does not prove the mitigation is active and effective in the current runtime environment.
Defenders should verify remediation by:
* Configuration Audit: Confirming that the specific configuration changes or patches mandated by Oracle are present and active on the host.
* Access Control Review: Validating that HTTP access to the PLM interface is restricted to necessary users, reducing the potential for low-privileged attackers to reach the vulnerable component.
Limits and open questions
While the vulnerability is listed as known exploited, it remains unknown whether this flaw has been utilized specifically by ransomware campaigns. Additionally, there is a residual risk that compensating controls (such as network segmentation) may limit the attack surface but do not resolve the underlying deserialization flaw. Only the application of vendor-supported mitigations addresses the root cause.
Source and editorial note
CVE-2024-20953: Oracle Agile Product Lifecycle Management (PLM) Deserialization Vulnerability · Source date: February 24, 2025 · Retrieved August 31, 2026.
Material facts are tied to the cited primary source. Recommendations are independent defensive analysis unless attributed to the source. Confirm consequential decisions against current authoritative guidance.
Archive date: February 27, 2025. The displayed post date is assigned three days after the source date to organize this retrospective archive; it does not mean this site published the analysis then. First published by this site: October 23, 2026 at 00:51 UTC.
Request a Vulnerability Assessment
Turn security intelligence into action.
Discuss your exposure, priorities, and the evidence needed to validate the outcome.
Request a security assessment ↗