VulnerabilityPublished 21 Oct 2025

CVE-2025-53055: Oracle PeopleSoft Enterprise PeopleTools · Out-of-bounds Read

Affects Oracle PeopleSoft Enterprise PeopleToolsSource CVE Database V5

Not known to be exploited · CVSS 6.1 Medium.

Data as of 26 Oct 2026, 12:55 UTC

CVSS 3.1 base score

6.1Medium

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

EPSS: 0.2% chance of exploitation in 30 days – higher than 15% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.

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

Attack Vector: Network
Attack Complexity: Low
Privileges Required: None
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: None: The attacker is unauthorized prior to attack, and therefore does not require any access to settings or files to carry out an attack.
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 or the CVSS exploit maturity 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

Immediate application of Oracle patches or updates once available is critical; monitor Oracle security advisories for patch releases addressing CVE-2025-53055.
Implement strict network segmentation to restrict HTTP access to PeopleSoft Enterprise PeopleTools servers, limiting exposure to untrusted networks.
Enforce multi-factor authentication (MFA) for all users accessing PeopleSoft systems to reduce the risk of unauthorized access.
Conduct targeted user awareness training focusing on phishing and social engineering tactics to reduce the likelihood of successful user interaction exploitation.
Deploy web application firewalls (WAF) with custom rules to detect and block suspicious HTTP requests targeting PeopleSoft endpoints.
Monitor logs and network traffic for unusual activity related to PeopleSoft systems, including unauthorized data access or modification attempts.
Review and tighten PeopleSoft user permissions and roles to enforce least privilege principles, minimizing the potential damage from compromised accounts.
Consider implementing endpoint protection solutions that can detect and block exploitation attempts triggered by user interaction.
Regularly audit PeopleSoft configurations and integrations to identify and remediate potential security gaps that could be leveraged in scope change exploitation.
Establish incident response plans specific to PeopleSoft environments to quickly contain and remediate any exploitation attempts.

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 unauthenticated 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 6.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N).

Impact

For European organizations, the impact of CVE-2025-53055 is considerable due to the widespread use of Oracle PeopleSoft in sectors such as finance, government, healthcare, and manufacturing. Unauthorized data access and modification could lead to data breaches involving personal or sensitive information, violating GDPR and other data protection regulations, resulting in legal and financial penalties. Integrity compromises could disrupt business processes, payroll, procurement, or compliance reporting, causing operational delays and reputational damage. The requirement for user interaction means phishing campaigns targeting employees could be a likely exploitation vector, increasing risk in organizations with less mature security awareness programs. The scope change suggests that integrated PeopleSoft products beyond PeopleTools could be affected, potentially amplifying the impact across multiple business functions. The absence of availability impact reduces the risk of denial-of-service conditions but does not diminish the threat to data confidentiality and integrity. Organizations relying heavily on PeopleSoft for critical business functions are at heightened risk, especially those with remote or hybrid work environments where network access and user interaction vectors are more exposed.

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, 20:32 UTC

WeaknessesCWE-125

Technical details

References

Community reviews

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