Security readout for executives and security teams
Plain-English summary
CVE-2026-15493 is a cross-site scripting issue in Akpali9 Attendance-Management-System. A crafted export_date value in absent.php can cause unwanted script execution in a user’s browser. The published severity is medium, and there is no cited evidence of active exploitation. No fixed release is identified because the project uses rolling releases.
Executive priority
Treat as a moderate-priority web application issue. It is not currently supported by public active-exploitation evidence, but it affects user trust and could enable browser-side abuse. Prioritize if the system is internet-facing or used by administrators.
Technical view
The issue affects unknown processing in absent.php through the export_date argument. VulDB reports remote attackability, low attack complexity, low privileges required, and user interaction required. CVSS v4.0 is 5.1. Assigned weaknesses include CWE-79 and CWE-94. Affected versioning is tied to commit 70b91fe38f4195b701a45f0edcd4f42d5f64aeee, with no formal fixed version listed.
Likely exposure
Organizations running Akpali9 Attendance-Management-System, especially deployments based on the cited commit or a nearby rolling release, may be exposed. Exposure depends on whether absent.php is reachable and whether users with low privileges can influence export_date values viewed by others.
Exploitation context
Sources say the attack can be initiated remotely, requires low privileges, and requires user interaction. CVSS indicates limited integrity impact and no confidentiality or availability impact. The source bundle does not include KEV listing or other evidence of active exploitation.
Researcher notes
Evidence is limited to VulDB/CVE reporting. The vendor reportedly did not respond, and no affected or fixed release numbers are available due to rolling release delivery. Validate against the cited commit and live code rather than relying on package version labels.
Mitigation direction
- Check Akpali9 project guidance for an updated commit or maintainer response.
- Restrict access to attendance management functions to trusted authenticated users.
- Validate and encode export_date before rendering it in absent.php.
- Add temporary web filtering for suspicious export_date input if feasible.
- Review session and account protections to reduce impact of browser-side attacks.
Validation and detection
- Inventory Akpali9 Attendance-Management-System deployments and identify current commit state.
- Confirm whether absent.php is reachable in production.
- Review code paths that render export_date into HTML responses.
- Use safe non-executing test strings in a controlled environment.
- Check web logs for unusual export_date values or repeated probing.
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 lookupCWE-94: Code execution behavior lookup
Code execution and unsafe deserialization weaknesses often justify reviewing execution behavior and process 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 lookupCVE-2026-15493 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
- 5.1 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X
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
4 official scoresWe 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:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X——VulDBAV:N/AC:L/Au:S/C:N/I:P/A:N/E:ND/RL:ND/RC:UR82.9VulDBCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:X/RL:X/RC:R2.11.4VulDBCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:X/RL:X/RC:R2.11.4VulDBVulnerability scoring details
Base CVSS 4.0 score
5.1MediumVector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X
Base CVSS 3.1 score
3.5LowVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:X/RL:X/RC:R
Base CVSS 3.0 score
3.5LowVector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:X/RL:X/RC:R
Base CVSS 2.0 score
4MediumVector: AV:N/AC:L/Au:S/C:N/I:P/A:N/E:ND/RL:ND/RC:UR
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- Source timelineVulDB
Advisory disclosed
- Source timelineVulDB
VulDB entry created
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- Source timelineVulDB
VulDB entry last update
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
Source materials
- CVE List V5 sourceCVE List V5
- VDB-377800 | Akpali9 Attendance-Management-System absent.php cross site scriptingCVE reference, VulDB · vdb-entry, technical-description
- VDB-377800 | CTI Indicators (IOB, IOC, TTP, IOA)CVE reference, VulDB · signature, permissions-required
- CVE-2026-15493 | CVE Analysis and ReportCVE reference, VulDB · third-party-advisory
- Submit #844298 | Akpali9 Attendance-Management-System latest (2026-06, no formal release) Improper Neutralization of Alternate XSS SyntaxCVE reference, VulDB · third-party-advisory
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.
Improper Control of Generation of Code ('Code Injection')
Improper Control of Generation of Code ('Code Injection') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.