Security readout for executives and security teams
Plain-English summary
Pandora FMS 756 and below has a cross-site scripting issue in the module form name field. A highly privileged user could cause JavaScript to run in another user's browser after interaction. The business risk is moderate because exploitation requires privileges and user interaction, but it can still affect confidentiality, integrity, and availability at a low level.
Executive priority
Handle as a scheduled security remediation, not an emergency, unless affected Pandora FMS instances are business-critical or heavily delegated to privileged operators. Confirm version exposure first, then follow vendor guidance.
Technical view
CVE-2021-46680 is CWE-79 XSS in Pandora FMS's module form name field. The CVSS 3.1 score is 4.0 with AV:L/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L, indicating low attack complexity but high privileges and user interaction. Sources do not name a specific fixed version or workaround.
Likely exposure
Exposure is most likely where Artica PFMS Pandora FMS version 756 or earlier is deployed and privileged users can create or edit module names. Evidence is limited to the CVE and vendor CVE listing provided.
Exploitation context
The source bundle does not show CISA KEV listing or any cited evidence of active exploitation. The CVSS vector suggests exploitation requires local context, high privileges, and user interaction, reducing broad internet-scale urgency.
Researcher notes
The public details are sparse. The CVE identifies the vulnerable field and affected Pandora FMS 756 and below, but does not provide patch details, exploit status, or deeper reachability conditions. Avoid assuming broader versions or active exploitation.
Mitigation direction
- Check Pandora FMS vendor guidance for the fixed release or official workaround.
- Inventory Pandora FMS deployments and identify versions 756 or earlier.
- Prioritize upgrade planning for any confirmed affected deployments.
- Restrict module-form access to trusted administrators until remediated.
- Review module names for unexpected script-like content.
Validation and detection
- Confirm installed Pandora FMS version from asset inventory or management records.
- Identify users with permission to create or edit module form names.
- Review application logs for recent module-name changes by privileged users.
- Check vendor advisory status before declaring remediation complete.
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-2021-46680 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
- Medium
- CVSS
- 4 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L
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:L/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L0.63.4ARTICAVulnerability scoring details
Base CVSS 3.1 score
4MediumVector: CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L
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://pandorafms.com/en/security/common-vulnerabilities-and-exposures/CVE reference, ARTICA · x_refsource_CONFIRM
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.