How severe is CVE-2022-28550?

CVE-2022-28550 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-28550 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-28550?

CVE-2022-28550 affects Jhead Project Jhead. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-28550?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2022-28550 published?

CVE-2022-28550 was published on 2023-06-13 and last updated on 2026-06-17.

CVE-2022-28550

CVE-2022-28550 is a critical-severity vulnerability in Jhead Project Jhead with a CVSS 3.x base score of 9.8. 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-787.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Jhead Project Jhead
Published: 2023-06-13
Last modified: 2026-06-17

Description

Matthias-Wandel/jhead jhead 3.06 is vulnerable to Buffer Overflow via shellescape(), jhead.c, jhead. jhead copies strings to a stack buffer when it detects a &i or &o. However, jhead does not check the boundary of the stack buffer. As a result, there will be a stack buffer overflow problem when multiple `&i` or `&o` are given.

Frequently asked questions

What is CVE-2022-28550?: Matthias-Wandel/jhead jhead 3.06 is vulnerable to Buffer Overflow via shellescape(), jhead.c, jhead. jhead copies strings to a stack buffer when it detects a &i or &o. However, jhead does not check the boundary of the stack buffer. As a result, there will be a stack buffer overflow problem when multiple `&i` or `&o` are given.
How severe is CVE-2022-28550?: CVE-2022-28550 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-28550 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-28550?: CVE-2022-28550 affects Jhead Project Jhead. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-28550?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-28550 published?: CVE-2022-28550 was published on 2023-06-13 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jhead_project:jhead:3.06:*:*:*:*:*:*:*

More vulnerabilities in Jhead Project Jhead

CVE-2025-44906 — High (CVSS 7.8): jhead v3.08 was discovered to contain a heap-use-after-free via the ProcessFile function at jhead.c.
CVE-2021-34055 — High (CVSS 7.8): jhead 3.06 is vulnerable to Buffer Overflow via exif.c in function Put16u.
CVE-2022-41751 — High (CVSS 7.8): Jhead 3.06.0.1 allows attackers to execute arbitrary OS commands by placing them in a JPEG filename and then using the…
CVE-2021-28278 — High (CVSS 7.8): A Heap-based Buffer Overflow vulnerability exists in jhead 3.04 and 3.05 via the RemoveSectionType function in…
CVE-2021-28277 — High (CVSS 7.8): A Heap-based Buffer Overflow vulnerabilty exists in jhead 3.04 and 3.05 is affected by: Buffer Overflow via the…
CVE-2021-3496 — High (CVSS 7.8): A heap-based buffer overflow was found in jhead in version 3.06 in Get16u() in exif.c when processing a crafted file.

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