Security readout for executives and security teams
Plain-English summary
CVE-2023-0827 is a stored cross-site scripting issue in pimcore/pimcore before 1.5.17. A low-privileged user could store unsafe content that the application later renders, potentially affecting confidentiality, integrity, and availability at limited impact levels.
Executive priority
Treat as a normal-priority remediation for internet-facing or multi-user Pimcore systems. It is not flagged as actively exploited in the supplied sources, but stored XSS can create business risk when untrusted users can add content.
Technical view
The CVSS 3.0 vector is AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L, scored 6.3. The CVE maps to CWE-79. Public sources identify the issue as stored XSS and point to a Pimcore commit, but the source bundle does not specify the exact vulnerable component or input path.
Likely exposure
Exposure is likely limited to organizations running pimcore/pimcore versions before 1.5.17. The bundle lists affected versions as unspecified, so teams should verify exact installed versions and compare against Pimcore guidance.
Exploitation context
The source bundle does not show CISA KEV listing or other evidence of active exploitation. The score indicates network reachability, low attack complexity, and required low privileges, but no public source here confirms exploitation in the wild.
Researcher notes
The public bundle is thin: it names stored XSS, CVSS, CWE-79, and a fixing commit, but does not identify the vulnerable field, route, or exploit preconditions beyond low privileges. Avoid assuming broader Pimcore version ranges beyond the stated prior-to-1.5.17 wording.
Mitigation direction
- Upgrade pimcore/pimcore to 1.5.17 or later if applicable.
- Review Pimcore and huntr guidance for exact fixed versions and affected components.
- Restrict low-privileged content creation to trusted users where feasible.
- Review stored content rendering for output encoding and sanitization controls.
- Monitor administrative content changes for unexpected script-like markup.
Validation and detection
- Inventory all Pimcore deployments and record exact package versions.
- Confirm no deployment is running pimcore/pimcore before 1.5.17.
- Review the referenced Pimcore commit against deployed code.
- Test relevant stored-content workflows in staging with safe, approved XSS checks.
- Verify logs for suspicious edits by low-privileged accounts.
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-2023-0827 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
- 6.3 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/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.
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:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L2.83.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
6.3MediumVector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source materials
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.