Security readout for executives and security teams
Plain-English summary
CVE-2021-24363 is a path traversal issue in the Photo Gallery by 10Web WordPress plugin. Before version 1.5.75, high-privilege users could cause uploaded images or SVG files to be placed outside the intended upload folder, potentially affecting other filesystem locations.
Executive priority
Treat this as a targeted WordPress hardening item rather than a confirmed emergency. Prioritize sites with the vulnerable plugin, broad admin access, SVG uploads, or weak privileged account controls.
Technical view
The issue is classified as CWE-22. The plugin failed to ensure uploaded files stayed inside its uploads folder, allowing path traversal during image/SVG upload by high-privilege users. The provided sources do not include CVSS details, exploit code, or broader affected product claims.
Likely exposure
Exposure is likely limited to WordPress sites running Photo Gallery by 10Web versions before 1.5.75, where privileged users can upload gallery media. Public-facing sites with many administrators, editors, contractors, or compromised privileged accounts face higher operational risk.
Exploitation context
The source bundle does not cite active exploitation, and the CVE is not marked as KEV. The described attack requires a high-privilege user, which lowers broad opportunistic risk but still matters if privileged WordPress accounts are compromised or loosely governed.
Researcher notes
Evidence supports a path traversal flaw in upload path handling, constrained to high-privilege users and image/SVG uploads. No CVSS vector, proof-of-concept status, exploit telemetry, or detailed patch notes are provided in the bundle.
Mitigation direction
- Update Photo Gallery by 10Web to version 1.5.75 or later.
- Check vendor and WPScan guidance for any newer fixed version.
- Restrict WordPress administrator and gallery-management access.
- Disable SVG upload unless it is explicitly required.
- Review filesystem permissions for WordPress upload paths.
Validation and detection
- Inventory WordPress sites using Photo Gallery by 10Web.
- Confirm installed plugin versions are not before 1.5.75.
- Review privileged WordPress accounts and recent access history.
- Inspect for unexpected image or SVG files outside plugin upload folders.
- Check web server logs for unusual media upload activity.
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-22: File access and web shell behavior lookup
File traversal and upload weaknesses can lead teams to review file, web shell, execution, and collection telemetry. 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 lookupFile access behavior lookup
The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2021-24363 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
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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 and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://wpscan.com/vulnerability/1628935f-1d7d-4609-b7a9-e5526499c974CVE reference · x_refsource_MISC
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 Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.