CVE-2007-2726: BitsCast 0.13.0 allows remote attackers to cause a denial of service (application crash) via an RSS 2.0 feed i

This month

HIGH 7.8DOWNGRADE

CVE-2007-2726 is a high-severity flaw (CVSS 7.8) affecting bitscast. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

BitsCast 0.13.0 allows remote attackers to cause a denial of service (application crash) via an RSS 2.0 feed item with certain invalid strings in a pubDate element, as demonstrated by repeated "../A" or "A/../" patterns.

Why this priority

High severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.8 (High)
EPSS exploit chance	3.1% (top 12%)
CISA exploited list	No
Published	2007-05-16
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: bitscast

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2007-05-16 22:30 UTCPublished CVE record published
2026-06-16 22:40 UTCUpdated Record last modified

bitscast bitscast DOWNGRADE

Affected: 0.13.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.13.0

1. Check installed version

apt-cache policy bitscast || rpm -q bitscast || bitscast --version

2. No fixed release: DOWNGRADE to a release before 0.13.0 (Debian / Ubuntu)

apt-cache madison bitscast sudo apt install bitscast=<VERSION_BEFORE_0.13.0> sudo apt-mark hold bitscast

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list bitscast sudo dnf downgrade bitscast-<VERSION_BEFORE_0.13.0> sudo dnf versionlock add bitscast

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: BitsCast 0.13.0 - invalid string Remote Denial of Service

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2007-2726?

bitscast: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2007-2726 being exploited?

CVE-2007-2726 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2007-2726 affect?

CVE-2007-2726 affects bitscast. Severity is high (CVSS 7.8). BitsCast 0.13.0 allows remote attackers to cause a denial of service (application crash) via an RSS 2.0 feed item with certain invalid strings in a pubDate element, as demonstrated by repeated "../A" or "A/../" patterns.

How urgent is CVE-2007-2726?

Priority 54/100. High severity; Public exploit reference

References

← Back to latest CVEs