How severe is CVE-2023-48707?

CVE-2023-48707 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability none.

Is CVE-2023-48707 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-48707?

CVE-2023-48707 primarily affects Codeigniter Shield. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-48707?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-48707 published?

CVE-2023-48707 was published on 2023-11-24 and last updated on 2026-06-17.

CVE-2023-48707

CVE-2023-48707 is a medium-severity vulnerability in Codeigniter Shield with a CVSS 3.x base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-312.

Key facts

Severity: Medium (CVSS 3.x base score 5.0)
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-312
Affected product: Codeigniter Shield
Published: 2023-11-24
Last modified: 2026-06-17

Description

CodeIgniter Shield is an authentication and authorization provider for CodeIgniter 4. The `secretKey` value is an important key for HMAC SHA256 authentication and in affected versions was stored in the database in cleartext form. If a malicious person somehow had access to the data in the database, they could use the key and secretKey for HMAC SHA256 authentication to send requests impersonating that corresponding user. This issue has been addressed in version 1.0.0-beta.8. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Frequently asked questions

What is CVE-2023-48707?: CodeIgniter Shield is an authentication and authorization provider for CodeIgniter 4. The `secretKey` value is an important key for HMAC SHA256 authentication and in affected versions was stored in the database in cleartext form. If a malicious person somehow had access to the data in the database, they could use the key and secretKey for HMAC SHA256 authentication to send requests impersonating that corresponding user. This issue has been addressed in version 1.0.0-beta.8. Users are advised to upgrade. There are no known workarounds for this vulnerability.
How severe is CVE-2023-48707?: CVE-2023-48707 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability none.
Is CVE-2023-48707 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-48707?: CVE-2023-48707 primarily affects Codeigniter Shield. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-48707?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-48707 published?: CVE-2023-48707 was published on 2023-11-24 and last updated on 2026-06-17.

References

Affected products (7)

cpe:2.3:a:codeigniter:shield:1.0.0:beta:*:*:*:*:*:*
cpe:2.3:a:codeigniter:shield:1.0.0:beta2:*:*:*:*:*:*
cpe:2.3:a:codeigniter:shield:1.0.0:beta3:*:*:*:*:*:*
cpe:2.3:a:codeigniter:shield:1.0.0:beta4:*:*:*:*:*:*
cpe:2.3:a:codeigniter:shield:1.0.0:beta5:*:*:*:*:*:*
cpe:2.3:a:codeigniter:shield:1.0.0:beta6:*:*:*:*:*:*
cpe:2.3:a:codeigniter:shield:1.0.0:beta7:*:*:*:*:*:*

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