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TI-2020-18776 Aliases CVE-2020-36543GHSA-g7xf-wh2f-hqh2

SialWeb CMS about.php sql injection

Priority HIGH 71CWE-89Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
SQL injection
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-89.

Summary

A vulnerability, which was classified as critical, was found in SialWeb CMS. This affects an unknown part of the file /about.php. The manipulation of the argument Id leads to sql injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00777 56th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
SialWebCMSall versions—No fix listedCNA
  • CMS VendorSialWeb Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:sialweb:sialweb_cms:-:*:*:*:*:*:*:*not specified by NVDVulnerableSialWeb
  • cpe:2.3:a:sialweb:sialweb_cms:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·SialWeb

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-36543
  2. 2026-10-03 Alias added: GHSA-g7xf-wh2f-hqh2

References

Advisory 1

  • TI-2020-18777 SialWeb CMS Search cross site scriting CVSS 3.1MEDIUM 5.4

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences