CVE-2023-27091
CVE-2023-27091 is a high-severity vulnerability in Teacms Project Teacms with a CVSS 3.x base score of 7.2. 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-287.
Key facts
- Severity: High (CVSS 3.x base score 7.2)
- EPSS exploit prediction: 1% (49th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-287
- Affected product: Teacms Project Teacms
- Published:
- Last modified:
Description
An unauthorized access issue found in XiaoBingby TeaCMS 2.3.3 allows attackers to escalate privileges via the id and keywords parameter(s).
Frequently asked questions
- What is CVE-2023-27091?
- An unauthorized access issue found in XiaoBingby TeaCMS 2.3.3 allows attackers to escalate privileges via the id and keywords parameter(s).
- How severe is CVE-2023-27091?
- CVE-2023-27091 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2023-27091 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-27091?
- CVE-2023-27091 affects Teacms Project Teacms. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-27091?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2023-27091 published?
- CVE-2023-27091 was published on 2023-04-04 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:teacms_project:teacms:2.3.3:*:*:*:*:*:*:*
More vulnerabilities in Teacms Project Teacms
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- CVE-2025-5033 — Medium (CVSS 4.3): A vulnerability classified as problematic was found in XiaoBingby TeaCMS 2.0.2. Affected by this vulnerability is an…
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Other CWE-287 (Improper Authentication) vulnerabilities
- CVE-2026-45480 — Critical (CVSS 10.0): Improper authentication in Azure Active Directory allows an unauthorized attacker to elevate privileges over a network.
- CVE-2026-46389 — Critical (CVSS 10.0): UDS Identity Config builds the Keycloak configuration image (realm, plugins, theme, truststore, JARs) consumed by UDS…
- CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
- CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
- CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
- CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…
Browse all CWE-287 (Improper Authentication) vulnerabilities →