Security readout for executives and security teams
Plain-English summary
This CVE describes an XSS flaw in PicUploader's Azure redirect handler. If a logged-in or otherwise low-privileged attacker can get a user to follow a crafted authentication error flow, script could run in the user's browser. The official affected-product metadata is incomplete, so exposure must be confirmed locally.
Executive priority
Treat as a focused high-priority web application issue if PicUploader is in use. Prioritize inventory first because official affected-version data is incomplete, then remediate exposed Azure authentication redirect handlers.
Technical view
The reported flaw is CWE-79 in /auth/AzureRedirect.php of PicUploader commit fcf82ea, where error_description can be reflected as script or HTML. CVSS 3.1 is 8.0 with network attack vector, high complexity, low privileges, required user interaction, and changed scope.
Likely exposure
Likely limited to organizations running PicUploader code at or near commit fcf82ea with the Azure authentication redirect endpoint reachable by users. The CVE record lists affected vendor, product, and versions as n/a, so automated asset matching may miss it.
Exploitation context
The source bundle does not show KEV listing or confirmed active exploitation. Exploitation requires user interaction and low privileges per CVSS, but impact is rated high across confidentiality, integrity, and availability if successful.
Researcher notes
Evidence supports reflected XSS in PicUploader's AzureRedirect.php through error_description. Patch status, fixed versions, and exploitation evidence are not included in the provided bundle. Avoid assuming broader products or versions beyond the named component and commit context.
Mitigation direction
- Inventory any PicUploader deployments or forks.
- Check vendor repository and issue 90 for remediation guidance.
- Apply a vendor-provided fix when available.
- For local forks, HTML-encode untrusted authentication error text.
- Restrict access to the Azure redirect route where practical.
- Monitor web logs for abnormal error_description activity.
Validation and detection
- Confirm whether /auth/AzureRedirect.php exists in deployed code.
- Identify deployed PicUploader commit or fork lineage.
- Review rendering of error_description for proper output encoding.
- Check whether the Azure redirect endpoint is internet-accessible.
- Review CVE and GitHub issue for patch status changes.
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-2024-44796 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
- High
- CVSS
- 8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:H/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:H/PR:L/UI:R/S:C/C:H/I:H/A:H1.36CISA-ADPVulnerability scoring details
Base CVSS 3.1 score
8HighVector: CVSS:3.1/AV:N/AC:H/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/xiebruce/PicUploaderCVE reference, mitre
- https://github.com/xiebruce/PicUploader/issues/90CVE 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.