CVE-2025-53063VulnerabilityPublished 21 Oct 2025

CVE-2025-53063: Oracle PeopleSoft Enterprise PeopleTools · Out-of-bounds Read

Affects Oracle PeopleSoft Enterprise PeopleToolsSource CVE Database V5

Not known to be exploited · CVSS 5.4 Medium.

Data as of 26 Oct 2026, 08:30 UTC

CVSS 3.1 base score

5.4Medium

How severe the flaw is on the 0–10 CVSS scale.

EPSS: 0.2% chance of exploitation in 30 days – higher than 12% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector: Network
Attack Complexity: Low
Privileges Required: Low
User Interaction: Required
Scope: Changed
Confidentiality: Low
Integrity: Low
Availability: None

Bold values are the worst case: easiest to exploit or largest impact.

Attack Vector: Network: The vulnerable component is bound to the network stack and the set of possible attackers extends beyond the other options listed, up to and including the entire Internet. Such a vulnerability is often termed 'remotely exploitable' and can be thought of as an attack being exploitable at the protocol level one or more network hops away (e.g., across one or more routers).
Attack Complexity: Low: Specialized access conditions or extenuating circumstances do not exist. An attacker can expect repeatable success against the vulnerable component.
Privileges Required: Low: The attacker is authorized with (i.e., requires) privileges that provide basic user capabilities that could normally affect only settings and files owned by a user. Alternatively, an attacker with Low privileges may have the ability to cause an impact only to non-sensitive resources.
User Interaction: Required: Successful exploitation of this vulnerability requires a user to take some action before the vulnerability can be exploited.
Scope: Changed: An exploited vulnerability can affect resources beyond the security scope managed by the security authority of the vulnerable component. In this case, the vulnerable component and the impacted component are different and managed by different security authorities.
Confidentiality: Low: There is some loss of confidentiality. Access to some restricted information is obtained, but the attacker does not have control over what information is obtained, or the amount or kind of loss is limited. The information disclosure does not cause a direct, serious loss to the impacted component.
Integrity: Low: Modification of data is possible, but the attacker does not have control over the consequence of a modification, or the amount of modification is limited. The data modification does not have a direct, serious impact on the impacted component.
Availability: None: There is no impact to availability within the impacted component.

Definitions: FIRST CVSS v3.1 specification.

Exploitation evidence

Disclosed: evidence found.
CVE published 21 Oct 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

Disclosed: The CVE record is public on cve.org. Its publication is t = 0.
Detectable: A public nuclei template can find exposed instances, for defenders and attackers alike.
Weaponised: Public exploit code exists in Metasploit or Exploit-DB, or CISA SSVC reports a public proof of concept.
Exploited in the wild: CISA KEV lists it, CISA SSVC rates exploitation active, or a source reports attacks.
Observed by OffSeq Mirage: OffSeq Mirage honeypot sensors recorded attack traffic for this CVE, or found exposed hosts without attack traffic.

Moments are spaced evenly, not to scale; a dashed line marks a gap of six months or more. Deltas count from t = 0. Sources that give only a date (CISA KEV, Exploit-DB, or a time of exactly 00:00Z) read “same day” rather than hours. Metasploit modules carry the flaw’s disclosure date, not their release date, and nuclei templates carry no date, so both appear above but not on the timeline.

What to do

Affected software

Product	Affected	Fixed in
Oracle Corporation PeopleSoft Enterprise PeopleTools	Affected =8.60 =8.61 =8.62	Fixed in–

AI-suggested

1. Apply patches or updates from Oracle as soon as they become available for PeopleSoft Enterprise PeopleTools versions 8.60, 8.61, and 8.62. 2. Implement strict network segmentation and firewall rules to limit HTTP access to PeopleSoft servers only to trusted internal networks and VPN users. 3. Enhance user awareness training focusing on phishing and social engineering risks, emphasizing the need to avoid interacting with suspicious links or attachments. 4. Employ multi-factor authentication (MFA) for accessing PeopleSoft portals to reduce the risk of compromised credentials being exploited. 5. Monitor PeopleSoft logs and network traffic for unusual activity indicative of unauthorized data access or modification. 6. Conduct regular security assessments and penetration tests targeting PeopleSoft environments to identify potential exploitation paths. 7. Restrict PeopleSoft user privileges to the minimum necessary, reducing the impact of compromised accounts. 8. Use web application firewalls (WAF) with tailored rules to detect and block exploit attempts targeting PeopleSoft vulnerabilities. 9. Maintain an incident response plan specific to ERP system compromises, including data integrity verification and recovery procedures. 10. Coordinate with Oracle support and subscribe to security advisories to stay informed about updates and emerging threats related to PeopleSoft.

Description

Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: PIA Core Technology). Supported versions that are affected are 8.60, 8.61 and 8.62. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise PeopleSoft Enterprise PeopleTools. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in PeopleSoft Enterprise PeopleTools, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of PeopleSoft Enterprise PeopleTools accessible data as well as unauthorized read access to a subset of PeopleSoft Enterprise PeopleTools accessible data. CVSS 3.1 Base Score 5.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N).

Impact

For European organizations, the impact of CVE-2025-53063 can be significant, particularly for those relying on Oracle PeopleSoft Enterprise PeopleTools for critical business processes such as HR, finance, and supply chain management. Unauthorized data modification (update, insert, delete) could lead to financial discrepancies, regulatory non-compliance, and operational disruptions. Unauthorized read access could expose sensitive employee or customer data, raising GDPR compliance concerns and potential reputational damage. The scope change implies that integrated PeopleSoft products beyond PeopleTools could be compromised, expanding the attack surface and potential damage. The requirement for user interaction means phishing or social engineering campaigns could be leveraged by attackers, increasing risk in environments with less mature security awareness. The medium severity score reflects moderate risk, but the ease of network exploitation and potential for data manipulation warrant prioritized attention. The absence of known exploits currently provides a window for proactive mitigation before active attacks emerge.

CWE-125Out-of-bounds Read (opens in a new tab)
Base weaknessCWE Top 25 (2025): #8
The product reads data past the end, or before the beginning, of the intended buffer.
Implementation · Input Validation
Assume all input is malicious. Use an "accept known good" input validation strategy, i.e., use a list of acceptable inputs that strictly conform to specifications. Reject any input that does not strictly conform to specifications, or transform it into something that does.
Architecture and Design · Language Selection
Use a language that provides appropriate memory abstractions.
OWASP Cheat Sheets
XML Security (opens in a new tab)
Mass Assignment (opens in a new tab)
OWASP ASVS 4.0.3
V13.3.1 (opens in a new tab)
V5.1.4 (opens in a new tab)
V5.1.3 (opens in a new tab)
Attack patterns
Overread Buffers (opens in a new tab)
From MITRE CWE, MITRE CAPEC and OWASP (Top 10, OpenCRE).

References

oracle.com/security-alerts/cpuoct2025.html (opens in a new tab)

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Exploitation evidence

What to do

Affected software

Description

AI analysisMachine-generated, updated 28 Oct 2025, 21:16 UTC

WeaknessesCWE-125

Technical details

References

Community reviews

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