How severe is CVE-2023-26776?

CVE-2023-26776 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-26776 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-26776?

CVE-2023-26776 affects Monitorr. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-26776?

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

When was CVE-2023-26776 published?

CVE-2023-26776 was published on 2023-04-04 and last updated on 2026-06-17.

CVE-2023-26776

CVE-2023-26776 is a medium-severity vulnerability in Monitorr with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Monitorr
Published: 2023-04-04
Last modified: 2026-06-17

Description

Cross Site Scripting vulnerability found in Monitorr v.1.7.6 allows a remote attacker to execute arbitrary code via the title parameter of the post_receiver-services.php file.

Frequently asked questions

What is CVE-2023-26776?: Cross Site Scripting vulnerability found in Monitorr v.1.7.6 allows a remote attacker to execute arbitrary code via the title parameter of the post_receiver-services.php file.
How severe is CVE-2023-26776?: CVE-2023-26776 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-26776 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-26776?: CVE-2023-26776 affects Monitorr. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-26776?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-26776 published?: CVE-2023-26776 was published on 2023-04-04 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:monitorr:monitorr:1.7.6m:*:*:*:*:*:*:*

More vulnerabilities in Monitorr

CVE-2020-28872 — Critical (CVSS 9.8): An authorization bypass vulnerability in Monitorr v1.7.6m in Monitorr/assets/config/_installation/_register.php allows…
CVE-2020-28871 — Critical (CVSS 9.8): Remote code execution in Monitorr v1.7.6m in upload.php allows an unauthorized person to execute arbitrary code on the…
CVE-2023-26775 — High (CVSS 7.8): File Upload vulnerability found in Monitorr v.1.7.6 allows a remote attacker t oexecute arbitrary code via a crafted…
CVE-2025-7060 — Medium (CVSS 4.1): A vulnerability was found in Monitorr up to 1.7.6m. It has been classified as problematic. This affects an unknown part…

All CVEs affecting Monitorr →

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →