Security readout for executives and security teams
Plain-English summary
CVE-2022-42989 is a critical cross-site scripting issue in ERP Sankhya before v4.11b81, affecting the Caixa de Entrada component. A low-privileged user could potentially trigger script execution if another user interacts with crafted content, creating a serious account and data risk.
Executive priority
Treat this as urgent for any confirmed ERP Sankhya deployment before v4.11b81. The risk is high because the CVSS impact spans data exposure, unauthorized changes, and service impact, though active exploitation is not established in the provided sources.
Technical view
The CVE is classified as CWE-79 XSS with CVSS 3.1 score 9.0: network attack vector, low complexity, low privileges, required user interaction, changed scope, and high confidentiality, integrity, and availability impact. The public reference title indicates an account-takeover angle, but the provided bundle contains limited product metadata.
Likely exposure
Exposure is most likely for organizations running ERP Sankhya versions before v4.11b81, particularly where authenticated users use the Caixa de Entrada workflow. The CVE record’s affected vendor and product fields are marked n/a, so asset confirmation is essential.
Exploitation context
The bundle includes a public GitHub reference for the vulnerability, but no KEV listing and no cited evidence of active exploitation. User interaction is required, and low privileges are enough according to the CVSS vector.
Researcher notes
Do not assume all Sankhya products are affected beyond ERP Sankhya before v4.11b81 and the Caixa de Entrada component. The CVE metadata is sparse, with affected vendor/product listed as n/a, so validation should start with environment inventory and vendor confirmation.
Mitigation direction
- Confirm whether ERP Sankhya is deployed and identify exact version numbers.
- Upgrade to v4.11b81 or later if vendor guidance confirms it as fixed.
- Review vendor advisories or support channels for official remediation instructions.
- Limit access to Caixa de Entrada to trusted authenticated users until remediated.
- Increase monitoring for suspicious session, account, or inbox activity.
Validation and detection
- Inventory ERP Sankhya instances and compare versions against v4.11b81.
- Verify whether Caixa de Entrada is accessible to low-privileged users.
- Check whether vendor release notes document this CVE or related XSS fixes.
- Review logs for unusual account activity after inbox interactions.
- Confirm compensating access controls are active where upgrade is delayed.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-79: User-session and phishing behavior lookup
Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2022-42989 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Critical
- CVSS
- 9 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
SSVC decision data
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H2.36CISA-ADPVulnerability scoring details
Base CVSS 3.1 score
9CriticalVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/0xLUC4S/CVEs/blob/main/SankhyaERP_XSS_Account_Takeover.txtCVE reference, mitre
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.