How severe is CVE-2011-2745?

CVE-2011-2745 has a CVSS 2.0 base score of 6.5, rated medium severity.

Is CVE-2011-2745 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-2745?

CVE-2011-2745 affects Chyrp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2011-2745?

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

When was CVE-2011-2745 published?

CVE-2011-2745 was published on 2011-07-27 and last updated on 2026-06-16.

CVE-2011-2745

CVE-2011-2745 is a medium-severity vulnerability in Chyrp with a CVSS 2.0 base score of 6.5. 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-264.

Key facts

Severity: Medium (CVSS 2.0 base score 6.5)
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Chyrp
Published: 2011-07-27
Last modified: 2026-06-16

Description

upload_handler.php in the swfupload extension in Chyrp 2.0 and earlier relies on client-side JavaScript code to restrict the file extensions of uploaded files, which allows remote authenticated users to upload a .php file, and consequently execute arbitrary PHP code, via a write_post action to the default URI under admin/.

Frequently asked questions

What is CVE-2011-2745?: upload_handler.php in the swfupload extension in Chyrp 2.0 and earlier relies on client-side JavaScript code to restrict the file extensions of uploaded files, which allows remote authenticated users to upload a .php file, and consequently execute arbitrary PHP code, via a write_post action to the default URI under admin/.
How severe is CVE-2011-2745?: CVE-2011-2745 has a CVSS 2.0 base score of 6.5, rated medium severity.
Is CVE-2011-2745 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-2745?: CVE-2011-2745 affects Chyrp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-2745?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-2745 published?: CVE-2011-2745 was published on 2011-07-27 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:chyrp:chyrp:*:*:*:*:*:*:*:*

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