CVE-2018-18530
ThinkPHP SQLi Vulnerability
CVE-2018-18530 is a critical vulnerability (CVSS 9.8) in Thinkphp, published October 19, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.20%, the 68th percentile. No source names a fixed version.
- Severity
- 9.8 CriticalCVSS 3.0, NVD
- Exploit chance
- 1.20%EPSS, 68th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
ThinkPHP 5.1.25 has SQL Injection via the count parameter because the library/think/db/Query.php aggregate function mishandles the aggregate variable. NOTE: a backquote character is required in the attack URI.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
topthink/frameworkPackagist | through 5.1.25 | None known |
topthink/frameworkPackagist | through 5.1.25, plus listed versions 5.05.0-rc15.0-rc25.0-rc35.0-rc4 Show 45 moreShow lessv5.0.1v5.0.10v5.0.11v5.0.12v5.0.13v5.0.14v5.0.15v5.0.16v5.0.17v5.0.18v5.0.19v5.0.2v5.0.20v5.0.21v5.0.22v5.0.23v5.0.24v5.0.25v5.0.3v5.0.4v5.0.5v5.0.6v5.0.7v5.0.8v5.0.9v5.1-beta.1v5.1-rc.1v5.1-rc.2v5.1-rc.3v5.1.0v5.1.1v5.1.10v5.1.11v5.1.12v5.1.13v5.1.14v5.1.15v5.1.16v5.1.17v5.1.18v5.1.19v5.1.2v5.1.20v5.1.21v5.1.22 | None known |
What each source reports
NVD Score used
ThinkPHP 5.1.25 has SQL Injection via the count parameter because the library/think/db/Query.php aggregate function mishandles the aggregate variable. NOTE: a backquote character is required in the attack URI.
- Record
CVE-2018-18530- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-89
- Updated
- 2026-11-02
CVE ListNo score
ThinkPHP 5.1.25 has SQL Injection via the count parameter because the library/think/db/Query.php aggregate function mishandles the aggregate variable. NOTE: a backquote character is required in the attack URI.
- Record
CVE-2018-18530- Updated
- 2026-11-02
EUVDEUVD-2022-3081No score
ThinkPHP 5.1.25 has SQL Injection via the count parameter because the library/think/db/Query.php aggregate function mishandles the aggregate variable. NOTE: a backquote character is required in the attack URI.
- Record
EUVD-2022-3081- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7xfj-4jpg-58vf
ThinkPHP SQLi Vulnerability
ThinkPHP 5.1.25 has SQL Injection via the count parameter because the library/think/db/Query.php aggregate function mishandles the aggregate variable. NOTE: a backquote character is required in the attack URI.
- Record
GHSA-7xfj-4jpg-58vf- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-89
- Updated
- 2026-11-02
OSV
ThinkPHP 5.1.25 has SQL Injection via the count parameter because the library/think/db/Query.php aggregate function mishandles the aggregate variable. NOTE: a backquote character is required in the attack URI.
- Record
CVE-2018-18530- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVGHSA-7xfj-4jpg-58vf
ThinkPHP SQLi Vulnerability
ThinkPHP 5.1.25 has SQL Injection via the count parameter because the library/think/db/Query.php aggregate function mishandles the aggregate variable. NOTE: a backquote character is required in the attack URI.
- Record
GHSA-7xfj-4jpg-58vf- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-89
- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
Left out here: 10 versions. The JSON record has them.