Security readout for executives and security teams
Plain-English summary
CVE-2026-26718 is a critical CSRF issue in xxl-job-admin v3.0.0. If an exposed admin session can be abused, an attacker may cause unauthorized changes to Glue IDE shell scripts. The source bundle does not name a vendor patch or confirm exploitation in the wild.
Executive priority
Prioritize identification and containment this week for any xxl-job-admin v3.0.0 deployment. The business risk is unauthorized modification of scheduled job scripts, which can undermine operational trust even without confirmed exploitation.
Technical view
The report describes missing CSRF token validation on an xxl-job-admin endpoint that modifies Glue IDE shell scripts. It also notes permissive request mapping that accepts arbitrary HTTP methods. CVSS 3.1 is 9.1, with high confidentiality and integrity impact and no availability impact.
Likely exposure
Most relevant to organizations running xxl-job-admin v3.0.0, especially where the admin web application or authenticated administrator browsers can reach the vulnerable Glue IDE functionality. The CVE affected-product metadata is incomplete, so CPE matching alone is not reliable.
Exploitation context
The bundle lists KEV as false and provides no cited evidence of active exploitation. A public GitHub reference exists, but this analysis does not rely on or repeat exploit mechanics. Treat exposure as urgent because script modification in a job administration platform can affect automation integrity.
Researcher notes
Evidence is limited to the CVE description, CVSS data, and listed references. The affected table is incomplete, patch status is not stated, and KEV is false. Researchers should focus on confirming version exposure, CSRF validation behavior, and script change auditability without assuming broader product impact.
Mitigation direction
- Check xxl-job-admin vendor or project guidance for fixed versions or workarounds.
- Restrict xxl-job-admin administrative access to trusted networks or VPN paths.
- Review and harden CSRF protections on Glue IDE script modification routes.
- Audit recent Glue IDE shell script changes for unauthorized modifications.
- Apply a vendor-provided patch when one is available.
Validation and detection
- Inventory deployed xxl-job-admin versions and identify any v3.0.0 instances.
- Confirm whether Glue IDE shell script editing is enabled or reachable.
- Review access logs and change history for unexpected Glue script modifications.
- Verify administrative routes enforce CSRF token validation before accepting changes.
- Do not rely solely on CPE data because affected metadata is listed as n/a.
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-352: 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 lookupCredential and access behavior lookup
The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2026-26718 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
- 9.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
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:N/UI:N/S:U/C:H/I:H/A:N3.95.2CISA-ADPVulnerability scoring details
Base CVSS 3.1 score
9.1CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
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://xxl-job-admin.com/CVE reference, mitre
- https://github.com/Ibrahim-Sartawi/CVE-2026-26718CVE 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.
Cross-Site Request Forgery (CSRF)
Cross-Site Request Forgery (CSRF) represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.